21st Congress of the International Primatological Society Scientific Program

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      Sunday, June 25, 2006 : Pre-Conference Registration
    11:00 AM-06:00 PM: IPS Council Meeting (Kuku)
    02:00 PM-08:00 PM: Registration (Ziba Annex)
      Monday, June 26, 2006 : Day 1
    08:30 AM-09:30 AM: Welcome and Opening Remarks (Queen Elizabeth Theater)
    09:30 AM-10:30 AM: ACHIEVEMENTS AND CHALLENGES IN PRIMATOLOGY: SCIENCE AND THE PRESERVATION OF MAN'S CLOSEST RELATIVE: Jane Goodall (Queen Elizabeth Theater)
Plenary Session  [1]
    10:30 AM-11:00 AM: Morning Break (Queen Elizabeth Theater)
    11:00 AM-12:00 AM: PRIMATE POPULATIONS AND THEIR INTERACTIONS WITH CHANGING HABITATS: Gil Isabirye-Basuta and Jerry Lwanga (Queen Elizabeth Theater)
Plenary Session  [2]
    12:00 PM-01:00 PM: THE IPS AS A COALITION: PRIMATOLOGISTS AND THE FUTURE OF PRIMATES: Richard Wrangham (Queen Elizabeth Theater)
Plenary Session
    01:00 PM-02:00 PM: Lunch (Dining/Coffee Shop)
  - 02:00 PM-06:10 PM: Session 1: SYMPOSIUM: Primates and their Predators: S. Gursky (Kuku)  [4]
    02:00 PM A comparison of calling patterns in two nocturnal primates, Otolemur crassicaudatus and Galago moholi as a guide to predation risk

S. K. Bearder[ 5]
    02:20 PM Varying Effects of Moonlight Levels on Activity Budget, Substrate Heights Used, and Calling of Lepilemur leucopus at Beza Mahafaly Special Reserve, Madagascar – Antipredation Responses?

L. T. Nash[ 6]
    02:40 PM Anti-predator strategies in ring-tailed lemurs at Beza Mahafaly Reserve, Madagascar

L. Gould[ 7]
    03:00 PM Behavioral Responses to Avian and Terrestrial Predators

S. Gursky[ 8]
    03:20 PM Predation on Primates: A Biogeographical Analysis

D. Hart[ 9]
    03:40 PM Predation and primate cognitive evolution

K. Zuberbühler[ 10]
    04:00 PM Afternoon Break
    04:30 PM Multiple predators on lemurs in the rainforest of Madagascar: observations and experiments

J. Razafimahaimodison, S. Karpanty, L. Godfrey, P. C. Wright[ 11]
    04:50 PM Predator recognition by acoustic and olfactory cues in predator naive grey mouse lemurs (Microcebus murinus)

M. Scheumann, E. Bunkus, D. Suendermann, E. Zimmermann[ 12]
    05:10 PM Redefining the Role of Crypsis in Predator Defense by Slender Lorises and Pottos

K. A. Nekaris, E. R. Pimley, K. M. Ablard[ 13]
    05:30 PM Predation and anti-predator behavior in Old World monkeys (Superfamily: Cercopithecoidea): The effects of habitat structure on perceived risk of predation as exemplified by vervet (Cercopithecus aethiops) and patas (Erythrocebus patas) monkeys

K. L. Enstam[ 14]
    05:50 PM Primates and other prey items in the seasonal diet of Cryptoprocta ferox in Ankarafantsika National Park, Madagascar

L. Dollar, J. U. Ganzhorn, S. M. Goodman[ 15]
  - 02:00 PM-04:00 PM: Session 2: SYMPOSIUM: Prioritizing Populations for the Conservation of Primate Taxa: M. Leighton (Princess)  [16]
    02:00 PM INTRODUCTION: PRIORITIZING POPULATIONS FOR THE CONSERVATION OF PRIMATE TAXA: Mark Leighton
    02:20 PM Simian sources and sinks: incorporating spatial information on habitat quality into conservation plans for endangered primates

A. J. Marshall[ 18]
    02:40 PM Priority Populations of Northern Muriquis (Brachyteles hypoxanthus)

K. B. Strier, J. P. Boubli, L. G. Dias, S. L. Mendes[ 19]
    03:00 PM Assessing the plight of the apes: the significance of the APES database

C. Boesch, D. Morgan, C. Sanz, H. Kuehl[ 20]
    03:20 PM Prioritizing and Monitoring Great Ape Populations with Satellite Imagery and GIS: The Case of Tanzania

L. Pintea, N. Laporte, A. Plumptre, M. Leighton[ 21]
    03:40 PM INTERNATIONAL INSTRUMENTS FOR GREAT APES CONSERVATION – THE NEXT TEN YEARS

N. Ishwaran[ 22]
  - 02:00 PM-04:00 PM: Session 3: SYMPOSIUM:  Primate Psychoneuroimmunology: Assessments of the Effects of Behavioral Factors on Physiological Responses: S.J. Schapiro (Bwindi)  [23]
    02:00 PM Individual differences in biobehavioral organization in adult male rhesus monkeys

J. Capitanio[ 24]
    02:20 PM Immunological responses and captive management procedures in rhesus monkeys and chimpanzees

S. J. Schapiro, S. P. Lambeth, J. E. Perlman, E. Thiele, P. N. Nehete, K. J. Sastry[ 25]
    02:40 PM Temperament and stress-related endocrine correlates between incompatible and pair-housed rhesus macaques (Macaca mulatta)

K. Coleman, J. L. McMillan[ 26]
    03:00 PM STRESS RESPONSES OF AFRICAN GREEN MONKEYS TO CAPTURE AND CONFINEMENT

J. Hau, E. Wango, H. Odongo, H. Carlsson, M. A. Suleman[ 27]
    03:20 PM Non-human primate stress - Assessed by quantification of non-invasive stress markers

H. Carlsson, F. Royo, Y. Paramastri, A. Fernstrom, J. Hau[ 28]
    03:40 PM Psychoneuroimmunology Revisited

J. Bielitzki[ 29]
  - 02:00 PM-04:00 PM: Session 4: Learning/Cognition/Language I. Moderator: L. Rogers (Kama B)
    02:00 PM Olfactory discrimination and aging in an archaic primate: a behavioral and fMRI approach

M. Joly, B. Deputte, J. M. Verdier[ 30]
    02:20 PM Towards the evolutionary roots of acoustic communication in primates - new insights from nocturnal lemurs

E. Zimmermann[ 31]
    02:40 PM Food Quality and Quantity affect the Emission of Food-calls in Common Marmoset (Callithrix jacchus)

A. Vitale, A. Tedesco, F. Chiarotti[ 32]
    03:00 PM Acoustic patterns of bark and howl sounds in chimpanzees (Pan troglodytes)

H. Rothgaenger[ 33]
    03:20 PM A Cross-Modal Identity Recognition Task : How Chimpanzees (PAN TROGLODYTES) and Humans Match Voice to the Vocalizer's Picture

L. Martinez, T. Matsuzawa[ 34]
    03:40 PM Laughter in Great Apes

M. Davila Ross, B. Förderreuther, E. Zimmermann[ 35]
  - 02:00 PM-04:00 PM: Session 5: Social Behavior I. Moderator: M. Cords (Kidepo)
    02:00 PM Turning Strangers into Friends: Personality and Conflict Management during Introductions of Captive Chimpanzees

S. Preuschoft, E. Schüttler, M. Reimers, M. Seres[ 36]
    02:20 PM Patterns of wounding incidents in captive chimpanzee groups with adolescent males

S. R. Ross, T. L. Bettinger, M. A. Bloomsmith[ 37]
    02:40 PM The preliminary response of retired captive chimpanzees to increases in enclosure and group size

A. Fultz, L. D. Panu, F. Landon, L. Brent[ 38]
    03:00 PM Social Development of Aggressive Behavior in a Captive Group of Japanese Macaques (Macaca fuscata)

B. C. Rizaldi, K. Watanabe[ 39]
    03:20 PM Comparisons of hierarchical associations and alliances in bachelor and breeding groups of captive western lowland gorillas (Gorilla gorilla)

P. K. Pullen, A. B. Plowman, L. A. Leaver[ 40]
    03:40 PM Forming and Maintaining All-Male Gorilla Groups in Captivity

T. Stoinski, C. Kuhar, K. Lukas[ 41]
  - 02:00 PM-04:00 PM: Session 6: Ecology I. Moderator: J. Yamagiwa (Kama A)
    02:00 PM Red colobus abundance in forest fragments: The role of nutrition, parasitism, and stress

M. D. Wasserman, C. A. Chapman, T. R. Gillespie, M. L. Speirs, M. J. Lawes, T. E. Ziegler[ 42]
    02:20 PM Diet, Energy Intake, and Energy Expenditure by Mountain Gorillas of Bwindi Impenetrable National Park, Uganda

J. B. Nkurunungi, J. Ganas, S. Ortmann, M. M. Robbins[ 43]
    02:40 PM Feeding ecology and activity patterns of female Microcebus berthae and sympatric M. murinus (Cheirogaleidae)

M. Dammhahn, P. M. Kappeler[ 44]
    03:00 PM Feeding effects over intestinal parasites infection in Alouatta pigra in a mexican tropical rainforest

A. González-Di Pierro, K. Stoner[ 45]
    03:40 PM Foraging Patterns of one Group of Northern Muriqui (Brachyteles hypoxanthus) from the JaÓ Valley of EstaÇÃo BiolÓgica de Caratinga (EBC), MG, Brazil

J. P. Boubli, I. M. Mourthe, F. Couto, K. B. Strier[ 47]
    04:00 PM-04:30 PM: Afternoon Break (Lower Level Display Area)
  - 04:30 PM-06:00 PM: Session 7: SYMPOSIUM:  Remote Sensing Tools for Great Ape Research and Conservation: Current Applications and Future Needs: L. Pintea and N. Laporte (Princess)  [48]
    04:30 PM Remote sensing of chimpanzee habitat change in Gombe National Park, Tanzania: Implications for Behavior Research and Conservation

L. Pintea, A. Pusey, P. Bolstad, M. Bauer[ 49]
    04:50 PM Remote Sensing and Geographic Information Systems: An Introduction to Tools and Techniques for Great Ape Research and Conservation

W. Walker, N. Laporte, L. Pintea[ 50]
    05:10 PM Operational Habitat Monitoring for Species Conservation: Remote sensing tools for Chimpazee conservation in Western Uganda

N. T. Laporte, A. J. Plumptre[ 51]
    04:30 PM-06:00 PM: Session 8: ROUNDTABLE: Developing Effective Presentations: A Discussion for Students and Field Assistants: K.A. Leighty (Bwindi)  [52]
  - 04:30 PM-06:10 PM: Session 9: Conservation I. Moderator: S. Arrigo-Nelson (Kidepo)
    04:30 PM Access to Leucaena but not fur condition correlates with reproductive failure in Lemur catta at Berenty Reserve, Madagascar

A. Jolly[ 53]
    04:50 PM Forest disturbance affects the feeding behavior and diet of female red-bellied lemurs (Eulemur rubriventer) at Ranomafana National Park Madagascar

D. L. Durham[ 54]
    05:10 PM Environmental Education and Biodiversity Conservation at Ranomafana National Park, Madagascar

F. Ravoavy, G. Randriamiandra, N. E. Razafimanatsoa[ 55]
    05:30 PM Morphometric aspects of species diversity of mouse and dwarf lemurs (Cheirogaleidae)

R. M. Rasoloarison, P. M. Kappeler[ 56]
    05:50 PM Conservation genetics of mouse lemurs (Microcebus spp.) in north-western Madagascar

G. L. Olivieri, K. Guschanski, U. Radespiel[ 57]
  - 04:30 PM-06:00 PM: Session 10: Veterinary Medicine. Moderator: G. Kalema-Zikusoka (Kama A)
    04:30 PM Kwashiorkor (protein-energy malnutrition) syndrome in ringtailed lemurs (Lemur catta) at Berenty Reserve, Madagascar

G. C. Crawford, A. B. Jolly, S. E. Ostapak[ 58]
    04:50 PM Ecological aspects of chimpanzee parasites in Gombe National Park, Tanzania

J. S. Bakuza, G. Nkwengulila[ 59]
    05:10 PM

PROTOZOAL PATHOGENS IN FECES OF FREE RANGING HABITUATED CHIMPANZEES (PAN TROGLODYTES SCHWEINFURTHII), HUMANS AND RODENTS IN BUDONGO FOREST RESERVE, UGANDA



L. Mugisha, O. Bwangamoi, T. K. Graezyk, M. R. Cranfield, C. L. Dranzoa[ 60]

    05:30 PM Calcium-induced Cataracts in a Laboratory Colony of African Green Monkeys (Chlorocebus aethiops)

R. Plesker, U. Hetzel, W. Schmidt[ 61]
  - 04:30 PM-06:00 PM: Session 11: Ecology II. Moderator: C. Ross (Kama B)
    04:30 PM Effects of different levels of habitat disturbance on the fate of primate-dispersed seeds in southern Mexico

G. Ponce-Santizo, E. Andresen[ 62]
    04:50 PM Effect of habitat destruction on Avahi laniger in littoral forest fragments (Sainte Luce, south-eastern Madagascar): implications for conservation

I. Norscia, S. M. Borgognini Tarli[ 63]
    05:10 PM Primate responses to habitat variation: a case study in the Udzungwa Mountains of Tanzania

A. R. Marshall[ 64]
    05:30 PM Forest Utilization in Relation to Habitat Disturbance: Implications For the Black-and-white Ruffed Lemurs (VARECIA VARIEGATA EDITORIUM) in Manombo Forest, Madagascar

J. H. Ratsimbazafy[ 65]
    06:30 PM-08:30 PM: Ice Breaker (Imperial Botanical Beach Hotel)
      Tuesday, June 27, 2006 : Day 2
    08:30 AM-09:30 PM: HISTORY AND CURRENT SCOPE OF FIELD STUDIES ON JAPANESE MACAQUES ON YAKUSHIMA ISLAND, JAPAN: Juichi Yamagiwa (Queen Elizabeth Theater)
Plenary Session  [66]
    09:30 AM-10:00 PM: Morning Break (Lower Level Display Area)
  - 10:00 AM-01:00 PM: Session 12: SYMPOSIUM: The Potential Impact of Standardisation and Variation in Captive Primates: H.M. Buchanan-Smith and M.J. Prescott (Kama A)  [67]
    10:00 AM Harmonisation, Standardisation and Variation

H. M. Buchanan-Smith[ 68]
    10:20 AM Biobehavioral Characterization of Rhesus Monkeys for Management and Research Purposes

J. Capitanio, W. Mason, S. Mendoza[ 69]
    10:40 AM Harmonisation of weaning policy for macaques used in research and testing

M. J. Prescott[ 70]
    11:00 AM Individual differences in the speed and success of positive reinforcement training of laboratory-housed common marmosets (Callithrix jacchus)

V. A. Bowell, H. M. Buchanan-Smith[ 71]
    11:20 AM Positive reinforcement training may diminish interindividual variation in physiological parameters among captive chimpanzees (Pan troglodytes)

S. J. Schapiro, S. P. Lambeth, J. E. Perlman, E. Thiele[ 72]
    11:40 AM CYNOMOLGUS (Macaca fascicularis) BEHAVIOUR AND STRESS IN SEMI-WILD CONDITIONS, GANG CAGES, PAIR CAGES AND SINGLE CAGES

A. Fernstrom, Y. Paramastri, K. Westlund, H. Carlsson, D. Sajuthi, J. Pamungkas, S. J. Schapiro, J. Hau[ 73]
    12:00 PM Balancing the scales: promoting gene diversity and animal welfare within dynamic zoo-based captive breeding programmes

P. K. Pullen[ 74]
    12:20 PM Producing behavioral competencies in reintroduced golden lion tamarins (Leontopithecus rosalia rosalia)

T. Stoinski, B. Beck[ 75]
  - 10:00 AM-01:00 PM: Session 13: SYMPOSIUM: Male Aggression Towards Females: Variation with Social System: M.N. Muller and R.W. Wrangham (Kidepo)  [76]
    10:00 AM Mating Conflict in Primates: new models and new evidence

C. P. van Schaik, G. Pradhan[ 77]
    10:20 AM Patterns of male aggression towards females among chacma baboons of Botswana (Papio hamadryas ursinus)

D. M. Kitchen, J. C. Beehner, T. J. Bergman, D. L. Cheney, A. L. Engh, R. A. Palombit, R. M. Seyfarth[ 78]
    10:40 AM A closer look at male coercion in wild West African chimpanzees (Pan troglodytes verus)

R. M. Stumpf, C. Boesch[ 79]
    11:00 AM Male Aggression Against Females and Stress in Wild Chimpanzees

M. N. Muller, S. Kahlenberg, M. Emery Thompson, R. Wrangham[ 80]
    11:20 AM Male coercion of females in bottlenose dolphins

R. Connor[ 81]
    11:40 AM Forced Copulations and Coercion in Bornean Orangutans

C. Knott, R. Stumpf, S. Kahlenberg, M. Emery Thompson[ 82]
    12:00 PM Male harassment of female mountain gorillas in Bwindi Impenetrable National Park, Uganda

M. M. Robbins[ 83]
    12:20 PM Male Aggression Towards Females in Hamadryas Baboons

L. Swedell[ 84]
    12:40 PM Intimacy and Intimidation: The Signaling Potential of Human Gender Violence

S. A. Novak, L. Rodseth[ 85]
  - 10:00 AM-01:00 PM: Session 14: SYMPOSIUM: The Mangabeys of Africa: Highly Threatened and Poorly Known: C.L. Ehardt, J.G. Else and W.S. McGraw (Bwindi)  [86]
    10:00 AM Mangabeys and the Fossil Record

C. C. Gilbert, J. G. Fleagle, W. S. McGraw[ 87]
    10:20 AM Species and subspecies of mangabeys: a craniometric approach

C. P. Groves, M. Hawkins[ 88]
    10:40 AM Molecular Systematics of the Mangabeys

T. R. Disotell[ 89]
    11:00 AM Cercocebus Ecology: A Synthesis of Field Research for the Best Known Taxa

C. L. Ehardt, W. S. McGraw, J. Wieczkowski, N. F. Shaw[ 90]
    11:20 AM PATTERNS OF INTER-GROUP TRANSFER IN GREY-CHEEKED MANGABEYS

W. Olupot, P. M. Waser[ 91]
    11:40 AM A Biomedical-Conservation Partnership Helps to Secure the Future of the Sooty Mangabey

J. G. Else, G. Silvestri, S. I. Staprans[ 92]
    12:00 PM COMPETITIVE RELATIONSHIPS AMONG FEMALE GRAY-CHEEKED MANGABEYS IN KIBALE NATIONAL PARK

R. L. Chancellor, L. A. Isbell[ 93]
    12:20 PM Mangabey Conservation: Status, Threats, and Recommendations

C. L. Ehardt, T. M. Butynski[ 94]
  - 10:00 AM-01:00 PM: Session 15: Genetics. Moderator: J. Rogers (Princess)
    10:00 AM Systematics and Distribution of the species within the silvered langurs species group (Trachypithecus cristatus)

T. Nadler, L. Walter, C. Roos[ 95]
    10:20 AM Molecular Systematics of Red Colobus Monkeys (Procolobus [Piliocolobus])

N. Ting, E. Delson, J. F. Oates, T. R. Disotell[ 96]
    10:40 AM What limits gene-flow in a continuous forest? – Patterns and processes of genetic differentiation of golden-brown mouse lemurs (Microcebus ravelobensis) in the Ankarafantsika National Park, Madagascar

U. Radespiel, R. Rakotondravony[ 97]
    11:00 AM Species boundary in focus: morphological, acoustic and genetic variation in Central Sulawesi tarsiers

S. Merker, D. Perwitasari-Farajallah, H. Zischler[ 98]
    11:20 AM The phylogeny and genetic diversity of the chacma baboon in southern Africa

R. Sithaldeen, T. K. Newman, P. Babb, R. R. Ackermann[ 99]
    11:40 AM Study of inbreeding depression in wild baboons, Amboseli, Kenya

M. Charpentier, R. Van Horn, J. Altmann, S. C. Alberts[ 100]
    12:00 PM Male dispersal patterns and population genetic variation in wild gorillas

M. Arandjelovic, R. A. Bergl, B. J. Bradley, T. Breuer, C. Cipolletta, D. Doran-Sheehy, H. Kühl, S. Masi, D. Morgan, M. M. Robbins, C. Sanz, A. Todd, C. Boesch, L. Vigilant[ 101]
    12:20 PM Molecular Tracking of Wild Mountain Gorillas (Gorilla beringei beringei) of Bwindi National Park, Uganda

A. M. Nsubuga, M. M. Robbins, C. Boesch, L. Vigilant[ 102]
  - 10:00 AM-01:00 PM: Session 16: Learning/Cognition/Language II. Moderator: K. Leighty (Kama B)
    10:00 AM Functionally referential calls in chimpanzees

K. Zuberbühler, K. Slocombe[ 103]
    10:20 AM Chimpanzees know what others have seen

J. Kaminski, J. Call, M. Tomasello[ 104]
    10:40 AM Extreme Makeover in the Chimpanzee: The Significance of Enculturation

S. T. Boysen[ 105]
    11:00 AM Video self-recognition in children (Homo sapiens) and a chimpanzee (Pan troglodytes)

T. Suddendorf, G. Simcock, M. Nielsen, E. Collier-Baker[ 106]
    11:20 AM The Use of a Video Camera and Playback Monitor to Assess Self-Recognition in a Colony of Chimpanzees (Pan troglodytes)

C. W. Hyatt, W. D. Hopkins[ 107]
    11:40 AM An overview of the occurrence and diversity of spontaneous tool use in tufted capuchin monkeys

E. B. Ottoni, M. Mannu[ 108]
    12:00 PM Characteristics of hammer stones and anvils used by wild bearded capuchin monkeys (Cebus libidinosus)

E. Visalberghi, D. Fragaszy, E. Ottoni, P. Izar, M. de Oliveira, F. Ramos Dias de Andrade[ 109]
    12:20 PM An experimental, comparative approach to social learning of tool-use skills in chimpanzees (Pan troglodytes) and gorillas (Gorilla gorilla gorilla)

E. V. Lonsdorf, S. Ross, T. Melber[ 110]
    12:40 PM Tool Using Behavior of Chimpanzees in the Goualougo Triangle, Republic of Congo

C. Sanz, D. Morgan, S. Gulick[ 111]
  - 10:00 AM-01:00 PM: Session 17: Human Evolution/Anatomy/Growth. Moderator: A. Taylor (Kuku)
    10:00 AM Primate facial expression musculature: Comparative anatomy and implications for the evolution of communication

A. M. Burrows, B. Waller, L. A. Parr[ 112]
    10:20 AM Hormones and body size evolution in papionin primates

R. M. Bernstein[ 113]
    10:40 AM Did Primates Originate in Indo-Madagascar? A New Possibility Based on Molecules, Plate Tectonics, and Paleobiogeography

L. Isbell[ 114]
    11:00 AM Skeletal Variation in Age and Sex of Wild Chimpanzees (Pan troglodytes verus) from Taï National Park, Côte d’Ivoire

A. L. Zihlman, D. R. Bolter, C. Boesch[ 115]
    11:20 AM Proximate Behaviors and Modes of Selection in Primate Evolution

W. A. Mason[ 116]
    11:40 AM Remarkable morphological traits in Eulemur rubriventer (Lemuridae) revealed by elliptical Fourier analysis of the cranial and mandibular shape and by quantification of cranial areas

H. Raveloson, M. Schmittbuh, J. M. Le Minor, M. Godinot[ 117]
    12:00 PM SOCIALITY AND EVOLUTIONARY OUTCOMES: LESSONS FROM HISTORICAL SOCIAL ECOLOGY

P. Asquith[ 118]
    01:00 PM-02:00 PM: Lunch (Dining/Coffee Shop)
  - 02:00 PM-04:00 PM: Session 18: SYMPOSIUM: Integrated Health Approach to Gorilla Conservation: M. Cranfield and G. Kalema-Zikusoka (Kama A)  [119]
    02:00 PM INTEGRATED HEALTH APPROACH TO GORILLA CONSERVATION M. Cranfield
    02:20 PM Conservation Through Public Health Activities in Uganda

G. N. Kalema-Zikusoka, L. N. Zikusoka[ 121]
    02:40 PM Prevalence of tuberculosis and brucellosis in livestock in proximity to mountain gorillas in Democratic Republic of Congo

J. B. Iyanya, E. S. Kambale, B. Sibwomu, C. A. Whittier, F. B. Nutter[ 122]
    03:00 PM Ecosystem Health: Preliminary Reevaluation of Treatment/Prevention Program in DRC

A. Magayane, A. Muyisa, P. T. Mehlman, A. Lilly[ 123]
    03:20 PM THE USE OF IMPACT® SYSTEM IN GORILLA HEALTH MONITORING

B. Ssebide[ 124]
    03:40 PM Experiences with Employee Health Programs in Three Different Areas

C. Whittier, F. B. Nutter, J. P. Lukusa, M. R. Cranfield[ 125]
  - 02:00 PM-04:00 PM: Session 19: SYMPOSIUM: Nutritional Ecology of Primates in Uganda: J.M. Rothman and C.A. Chapman (Bwindi)  [126]
    02:00 PM Predicting Primate Abundance: Contrasting Frugivores and Folivores across Disturbance Regimes

C. A. Chapman[ 127]
    02:20 PM Ecological Determinants of Red Colobus Monkey Biomass and Habitat Selection: Implication for Conservation Strategies

T. V. Snaith, C. A. Chapman[ 128]
    02:40 PM How Does the Golden Monkey Cope in a Fruit Scarce Environment?

D. Twinomugisha[ 129]
    03:00 PM Diet of the Bwindi Gorillas in Relation to Nutritional Quality

J. M. Rothman, E. S. Dierenfeld, A. N. Pell[ 130]
    03:20 PM The importance of scale and intraspecific variability in feeding and nutrition

J. E. Lambert, C. A. Chapman[ 131]
  - 02:00 PM-04:00 PM: Session 20: SYMPOSIUM: Human/Primate Interactions and Assessment of Normal Behaviour to Refine Primate Welfare: R. Hubrecht, S. Wolfensohn and P. Honess (Princess)  [132]
    02:00 PM Monitoring and improving the welfare of primates in captivity

R. Hubrecht[ 133]
    02:20 PM Expert guidance for the management of primates in laboratories: The case for a Named Primatologist

P. Honess, H. Buchanan-Smith[ 134]
    02:40 PM Integrated zoo animal welfare science

V. A. Melfi[ 135]
    03:00 PM Natural or Simply Normal? Are the behaviours seen in captive bred Macaca fascicularis in contract toxicology laboratory natural or simply normal for this environment

S. Grainger[ 136]
    03:20 PM Interactions with research animals: Psychological testing in the home-cage environment

C. Waitt, P. Honess[ 137]
    03:40 PM The importance of reducing zoonotic infections in captive primates to enable human/primate interactions

S. E. Wolfensohn[ 138]
  - 02:00 PM-04:20 PM: Session 21: Demography/Population Studies. Moderator: S. Alberts (Kuku)
    02:00 PM Serial group divisions in the olive baboons of Gombe National Park, Tanzania

D. A. Collins, A. Sindimwo, J. Goodall[ 139]
    02:20 PM Mating systems and dispersal patterns of three primate species: Trachypithecus vetulus, Cercopithecus mitis and Alouatta seniculus

R. Rudran[ 140]
    02:40 PM Red colour, pathogens and immune profiles in male mandrills

J. M. Setchell, I. Benjabaga, P. Reed, E. J. Wickings, L. A. Knapp[ 587]
    03:00 PM TAXONOMIC REVISION OF GENTLE LEMUR (HAPALEMUR GRISEUS) A MALAGASY ENDEMIC PRIMATE, BASED ON CYTOGENETICS AND MOLECULAR DATA

C. Rabarivola, L. Fausser, M. Hauwy, N. Andriaholinirina[ 141]
    03:20 PM Are Protected Areas Really Protecting Lemurs? A Look at the Genetic Diversity In and Around Ranomafana National Park, Madagascar

T. L. Morelli, E. E. Louis[ 142]
    03:40 PM The imprint of social structure on genetic variation

D. Lukas, T. Gernat, C. Boesch, L. Vigilant[ 143]
    04:00 PM Distribution and patchiness of endangered lemurs in the Ranomafana rainforest of Madagascar: The crisis of the greater bamboo lemur

F. Ratelolahy, S. E. Johnson, P. C. Wright[ 501]
  - 02:00 PM-04:00 PM: Session 22: Learning/Cognition/Language III. Moderator: E. Lonsdorf (Kama B)
    02:00 PM A developmental approach to the study of socially-mediated learning in chimpanzees and cotton-top tamarins

T. Humle, C. Snowdon, B. Pieper, T. Matsuzawa[ 144]
    02:20 PM Do mangabeys take past weather into account when they revisit Ficus trees with fruit?

K. R. Janmaat, R. W. Byrne, K. Zuberbühler[ 145]
    02:40 PM The effect of unequal reward distribution on cooperative problem solving in cotton-top tamarins (Saguinus oedipus)

K. A. Cronin, C. T. Snowdon[ 146]
    03:00 PM Phonological rules in non-human primates vocal behaviour: Case of olive colobus monkeys in Tai National Park

J. Koffi Bene, K. Zuberbuhler[ 147]
    03:20 PM Zoo living orangutans (Pongo pygmaeus) inform a human for selfish reasons but not to help altruistically

F. Haimerl, J. Call, J. C. Gómez, F. Warneken, M. Tomasello[ 148]
    03:40 PM Physical understanding in captive and wild chimpanzees

M. Hayashi, T. Matsuzawa[ 149]
  - 02:00 PM-04:20 PM: Session 23: Social Behavior II. Moderator: M. Huffman (Kidepo)
    02:00 PM Further observations on the ecology and behavior of the Tonkin snub-nosed monkey (Rhinopithecus avunculus) in Vietnam

H. T. Dong, R. Boonratana[ 150]
    02:20 PM Object play with stones: habit or hobby in Japanese macaques?

C. A. Nahallage, M. A. Huffman[ 151]
    02:40 PM Living alone or working together? Behavioural responses to male aggression by female chimpanzees in the Budongo forest, Uganda

N. E. Newton-Fisher[ 152]
    03:00 PM A New Field Research Area for Wild Orangutan studies in Danum Valley, Malaysia

T. Kanamori, T. P. Malim, H. Bernard, S. Kohshima[ 153]
    03:20 PM SEX DIFFERENCES IN THE AFFILIATIVE BEHAVIOR RELATED TO FOOD AVAILABILITY: A STUDY ON A COMMUNITY OF SPIDER MONKEYS (Ateles geoffroyi) IN MONTES AZULES RESERVE, MEXICO

A. L. Pérez-Ruiz, R. Mondragón-Ceballos[ 154]
    03:40 PM How does kinship influence male-male social relationships in wild white-faced capuchin monkeys?

L. Muniz, S. Perry, J. H. Manson, H. Gilkenson, L. Vigilant[ 155]
    04:00 PM Female mate choice in grey-cheeked mangabeys in Kibale NP, Uganda

M. E. Arlet, F. Molleman, C. A. Chapman[ 589]
    04:00 PM-04:30 PM: Afternoon Break (Lower Level Display Area)
  - 04:30 PM-06:10 PM: Session 24: SYMPOSIUM: Current Perspective in Primate Conservation Education: A. Savage and T.L. Bettinger (Princess)  [156]
    04:30 PM The Caratinga Alliance - Forest for the Muriquis and Water for the Farmers

F. B. Pontual, J. P. Boubli, F. Couto-Santos, A. M. Bragança, J. Mendonça, E. M. Veado, K. B. Strier[ 157]
    04:50 PM Creating Effective Networks for Public Education in India

S. R. Walker[ 158]
    05:10 PM Integrating Environmental Education into National School Curricula

S. Townsend[ 159]
    05:30 PM Measuring the impact of a conservation education program at Kalinzu Forest Reserve

T. Bettinger, K. Lehnhardt, C. Kuhar, S. Townsend, D. Cox[ 160]
    05:50 PM Proboscis Monkeys (Nasalis larvatus) and Tourism and How They Interact

H. C. Leasor[ 585]
  - 04:30 PM-06:10 PM: Session 25: SYMPOSIUM: Cooperative Problem Solving in Primates: B. Hare (Kama A)  [161]
    04:30 PM Joint cooperative hunting in wild chimpanzees

C. Boesch[ 162]
    04:50 PM Temporal stability of cooperative alliances among male chimpanzees at Gombe and Kanyawara

I. C. Gilby, R. W. Wrangham, A. E. Pusey[ 163]
    05:10 PM COOPERATIVE BEHAVIOR OF A CHIMPANZEE PAIRED WITH A CONSPECIFIC AND A HUMAN PARTNER

S. Hirata[ 164]
    05:30 PM Chimpanzees know when they need help and who can provide it

A. P. Melis, B. A. Hare, M. Tomasello[ 165]
    05:50 PM Experimental evidence for intentional deception in chimpanzees

B. Hare[ 166]
  - 04:30 PM-06:00 PM: Session 26: Ecology III. Moderator: U. Radespiel (Bwindi)
    04:30 PM Why are some primates rare?

A. H. Harcourt[ 167]
    04:50 PM Primates and Predators - The Role of Carnivorous Predators in Limiting Primate Population Densities

S. Teelen, C. P. van Schaik[ 168]
    05:10 PM Several ways to be a savanna chimpanzee

A. Piel, L. Pintea, J. Moore[ 169]
    05:30 PM The drills of the Ebo Forest, Cameroon - preliminary information

B. Morgan, A. Dixson, E. A. Ekwoge[ 170]
  - 04:30 PM-06:10 PM: Session 27: Social Behavior III. Moderator: A. Jolly (Kama B)
    04:30 PM Odorant finger-print and individual recognition in Lemur catta

L. Dapporto, E. Palagi[ 171]
    04:50 PM Species-specific cues in true lemurs vocalizations (genus Eulemur)

C. Giacoma, M. Gamba[ 172]
    05:10 PM Reconciliation and the value of social relationships: from primates to wolves

G. Cordoni, E. Palagi, S. M. Borgognini-Tarli[ 173]
    05:30 PM Unfamiliar conspecifics induce mate-guarding in the monogamous owl monkey (Aotus nancymaae)

C. K. Wolovich, S. Evans[ 174]
    05:50 PM Social development of immature gorillas - mountain gorillas (Gorilla beringei beringei) and western gorillas (G. gorilla gorilla) compared

A. W. Fletcher, A. A. Nowell[ 584]
  - 04:30 PM-06:00 PM: Session 28: Conservation II. Moderator: F. Babweteera (Kidepo)
    04:30 PM Can poverty alleviation assist conservation?

V. Reynolds[ 175]
    04:50 PM Ecosystem Health: Tackling Human Health Programs in Densely Populated Villages Around a National Park in Rwanda

I. Munyarugero, F. Kaigamba, P. T. Mehlman, A. Lilly[ 176]
    05:30 PM Primate research and ecotourism: conflict or collaboration?

A. T. Feistner, A. Razafiarimalala, P. C. Wright[ 178]
  - 04:30 PM-06:00 PM: Session 29: Breeding/Reproduction. Moderator: S. Schapiro (Kuku)
    04:30 PM Ultrasound monitoring of embryonic development and foetal growth in selected lemur species: grey mouse lemur (Microcebus murinus), crowned lemur (Eulemur coronatus), red-bellied lemur (Eulemur rubriventer), and black and white ruffed lemur (Varecia variegata variegata)

B. L. Daffner, A. K. Oerke, M. Heistermann, U. Radespiel, E. Zimmermann, A. M. MacLarnon, J. K. Hodges[ 179]
    04:50 PM Variation in Dental Eruption in Wild Ring-Tailed Lemurs (Lemur catta) at Beza Mahafaly Special Reserve, Madagascar: Implications for Understanding Lemur Life History

F. P. Cuozzo, M. L. Sauther[ 180]
    05:10 PM Non-invasive assessment of the testicular endocrine function in long-tailed macaques (Macaca fascicularis) by measurement of faecal testosterone-metabolites

S. Krummel, A. Engelhardt, M. Heistermann[ 181]
    05:30 PM Dioxin binding and steroidogenic effects in monkey ovarian tissues

R. J. Hutz, L. Conley, M. Baldridge, T. King Heiden[ 182]
    08:00 PM-10:00 PM: Session 30: World's Most Endangered Primates: R A. Mittermeier, A.B. Rylands and J.M. Aguiar (Kidepo)  [183]
      Wednesday, June 28, 2006 : Day 3
    08:30 AM-09:30 PM: MOLECULAR PHYLOGENETICS OF THE ORDER PRIAMTES: Todd R. Disotell (Queen Elizabeth Theater)
Plenary Session  [184]
    09:30 AM-10:00 PM: Morning Break (Lower Level Display Area)
  - 10:00 AM-01:00 PM: Session 31: SYMPOSIUM: Intergroup Aggression in Wild Primates: M.L. Wilson (Kidepo)  [185]
    10:00 AM Introduction - Intergroup aggression in wild primates: M.L. Wilson
    10:20 AM Intragroup violence in the context of severe intergroup threat among chimpanzees in Gombe National Park, Tanzania

M. L. Wilson, D. C. Mjungu, A. E. Pusey[ 186]
    10:40 AM Between-group encounters in Thomas langurs

S. Wich, E. Sterck[ 187]
    11:00 AM Intergroup Aggression by Chimpanzees at Ngogo, Kibale National Park, Uganda

D. P. Watts, J. C. Mitani[ 188]
    11:20 AM Overcoming collective action problems during group-defense in chacma baboons (Papio hamadryas ursinus) and black howler monkeys (Alouatta pigra)

D. M. Kitchen[ 189]
    11:40 AM The effect of resource abundance and distribution on rates of intergroup competition in white-faced capuchin monkeys (Cebus capucinus) on Barro Colorado Island, Panama

M. C. Crofoot[ 190]
    12:00 PM Intergroup aggression in black and white colobus monkeys (Colobus guereza): do males engage in resource defense polygyny?

T. Harris[ 191]
    12:20 PM Effects of the nature of intergroup aggression on the use of buffer zones in territorial primates

R. Wrangham, R. Lundy, M. Wilson[ 192]
  - 10:00 AM-01:00 PM: Session 32: SYMPOSIUM: Conservation Education at In-situ Primate Sanctuaries: B. Cartwright (Princess)  [193]
    10:00 AM Overview of Conservation Education at PASA and the Program Evaluation Process

B. Cartwright, T. Bettinger[ 194]
    10:20 AM Combining Sanctuary Visits With Off-Site Lectures To Address The Bushmeat Crisis In Cameroon

A. Wilson, S. Costo[ 195]
    10:40 AM Integrating Environmental Education Into Primary School Curriculum

I. Mujaasi, B. Cartwright, M. Kemigisa[ 196]
    11:00 AM World Environment Day – Utilizing National Event Days for Popular Primate Conservation Education

J. Akparawa[ 197]
    11:20 AM Sanctuary–based Education Programs versus School-based Education Programs

P. Mbonzo, B. Mulenga, C. Andre, D. Morel[ 198]
    11:40 AM Bushmeat Public Awareness Campaigns in Congo and Cameroon

P. Kaya, S. Speede, A. Jamart, B. Goossens[ 199]
    12:00 PM Addressing The Bushmeat Crisis Through Sanctuary- Based Environmental Education Programs

A. Gousseine, P. Poaty, B. Bozeke, P. Mfourga, G. Makosso[ 200]
    12:20 PM Local Community Education Programs – Addressing the Bushmeat Crisis in Cameroon

J. Fewoh[ 201]
    12:40 PM Nature Clubs – The Effective Implementation Of Youth Service Groups For Primate Conservation In Sierra Leone

T. Karimu[ 202]
  - 10:00 AM-01:00 PM: Session 33: Feeding/Nutrition. Moderator: C. McCann (Kuku)
    10:00 AM Differences in the diet composition of white-faced monkeys (Cebus capucinus) on Barro Colorado Island, Panama: Causes and Consequences

M. C. Crofoot[ 203]
    10:20 AM Medicinal plants used by people and chimpanzees in the area of Gombe National Park, Tanzania

S. M. Kamenya, G. Gobbo, M. L. Wilson[ 204]
    10:40 AM Variability in strategies of food choice among gorilla groups in Bwindi Impenetrable National Park, Uganda

J. Ganas, J. B. Nkurunungi, S. Ortmann, M. M. Robbins[ 205]
    11:00 AM Insect prey preferences of chimpanzees and gorillas in Southeast Cameroon

I. Deblauwe, G. P. J. Janssens[ 206]
    11:20 AM How two South-American primate species (Callimico goeldii and Callithrix jacchus) deal with novel foods: the role of the social context

E. Addessi, E. Visalberghi, G. Anzenberger[ 207]
    11:40 AM Bile acids and primate diets

J. Moore, L. Hagey[ 208]
    12:00 PM CAPUCHIN MONKEYS (Cebus apella) SEEK FOOD VARIETY

E. Addessi, E. Visalberghi[ 209]
    12:40 PM The dietary ecology of the Tonkin snub-nose monkey (Rhinopithecus avunculus) at Du Gia, Ha Giang Province, Vietnam

B. W. Wright, L. K. Quyet, H. H. Covert[ 211]
  - 10:00 AM-01:00 PM: Session 34: SYMPOSIUM: Bonobos Revisited: Ecology, Behavior, Genetics, and Conservation. Part 1: Recent Advances in Bonobo Studies: T. Furuichi, B. Fruth and J. Thompson (Kama A)  [212]
    10:00 AM How does agonistic dominance relate to individual attributes and social interactions in bonobos?

T. Paoli, E. Palagi, S. Borgognini Tarli[ 213]
    10:20 AM Behavioural diversity and flexibility of bonobos in captivity

J. M. Stevens, H. Vervaecke[ 214]
    10:40 AM Y-chromosome analysis confirms highly sex-biased dispersal and suggests a low male effective population size in bonobos (Pan paniscus)

J. Eriksson, H. Siedel, D. Lukas, M. Kayser, A. Erler, C. Hashimoto, G. Hohmann, C. Boesch, L. Vigilant[ 215]
    11:00 AM Re-identification of bonobos at Wamba over the seven-years break by DNA analysis

C. Hashimoto, Y. Tashiro, E. Hibino, O. Takenaka[ 216]
    11:20 AM Ecological factors influencing bonobo distribution in the Salonga National Park: implications for conservation

G. E. Reinartz, T. D. Mboyo-Bolinga, B. I. Inogwabini[ 217]
    11:40 AM FRUGIVORY AND GREGARIOUSNESS OF SALONGA BONOBOS: THE INFLUENCE OF FRUIT ABUNDANCE AND NUTRITIONAL QUALITY

B. Fruth, G. Hohmann, S. Ortmann[ 218]
    12:00 PM Seasonal changes in fruit production and party size of bonobos at Wamba

M. Mulavwa, T. Furuichi, S. Motema, M. Yamba-Yamba, N. Mwanza[ 219]
    12:20 PM Ranging pattern of bonobos at Wamba: How females range together with males

T. Furuichi, M. Mulavwa, K. Yangozene[ 220]
  - 10:00 AM-01:00 PM: Session 35: Social Behavior IV. Moderator A. Barnett (Kama B)
    10:00 AM Adult Male Infant Care: Comparisons of Two Monogamous Pithecid Primates (Callicebus torquatus lucifer and Pithecia monachus monachus)

T. R. Defler[ 221]
    10:20 AM Perception and response to predators by common marmosets

L. J. Rogers, E. Clara[ 222]
    10:40 AM Encapsulated fruit consumption and the evolution of social tolerance in tufted capuchin monkeys, Cebus apella

E. B. Ottoni[ 223]
    11:00 AM Fission-fusion sociality in bearded sakis (Chiropotes albinasus and Chiropotes satanas) in Brazilian Amazonia

L. M. Veiga, L. P. Pinto, S. F. Ferrari[ 224]
    11:20 AM Experimentally induced polygyny in two callitrichid species: socio-sexual strategies and female competition

F. Mattle, G. Anzenberger[ 225]
    11:40 AM Fission-Fusion in tufted capuchin monkeys (Cebus apella nigritus) in Brazilian Atlantic Forest

P. Izar, E. S. Nakai[ 226]
    12:00 PM Common marmosets adjust social foraging tactics in a triadic situation

C. Kasper, T. Bugnyar, L. Huber[ 227]
    12:20 PM Complexity in communication: the use of vocal repertoire in the common marmoset

G. Kaplan[ 228]
    12:40 PM Social Locomotion: a new context for the study of primate positional behavior and support use

G. P. Aronsen[ 229]
  - 10:00 AM-01:00 PM: Session 36: Ecology IV. Moderator: M. Norconk (Bwindi)
    10:00 AM Habitat shifts in the orangutan population track fruit resources at Gunung Palung NP, West Kalimantan

M. Leighton, A. J. Marshall[ 230]
    10:20 AM Feeding ecology of the black-shanked douc langur in Nui Chua National Park and Phuoc Binh Nature Reserve, Vietnam

D. M. Hoang, G. S. Baxter[ 231]
    10:40 AM Locomotor behavior of the Western African nictitans (Cercopithecus nictitans stampflii) in the Tai National Park, Ivory Coast

E. A. Bitty, S. W. McGraw[ 232]
    11:00 AM Testing Clambering, Climbing, and Leaping: Positional Behavior Definitions in Relation to Support Use and Canopy Height

G. P. Aronsen[ 233]
    11:20 AM Feeding Ecology and crop-raiding patterns of red-tailed monkeys (Cercopithecus ascanius) in Bwindi Impenetrable National Park, Uganda

F. Natukunda, A. McNeilage[ 234]
    11:40 AM Seasonality in ranging ecology of mandrills at LopÉ National Park in Gabon

T. Ukizintambara[ 235]
    12:00 PM Preliminary results on the dietary differences between two sympatric populations of gorillas and chimpanzees using stable isotope ratio analysis

S. Suzuki, I. Tayasu[ 236]
    12:20 PM Feeding Ecology of the mona monkey (Cercopithecus mona) in a seasonally dry flooded forest in the Dahomey Gap

R. Matsuda[ 237]
    12:40 PM Factors influencing ranging behavior of eastern lowland gorillas in the Kahuzi-Biega National Park, DRC

J. Yamagiwa, A. K. Basabose, M. Matsubara, D. Sprague, N. Iwasaki[ 238]
    01:00 PM-02:00 PM: Lunch (Dining/Coffee Shop)
  - 02:00 PM-04:20 PM: Session 37: SYMPOSIUM: Female Reproductive Strategies: Diversity Among the Apes: R.M. Stumpf and M.E. Thompson (Kidepo)  [247]
    02:00 PM Female life histories and reproductive strategies of wild gibbons (HYLOBATES LAR)

U. H. Reichard[ 248]
    02:20 PM Female sexual activity in relation to reproductive endocrinology and mating systems in white-handed gibbons (hylobates lar)

C. Barelli, M. Heistermann, K. J. Hodges, C. Boesch, U. H. Reichard[ 249]
    02:40 PM Female Chimpanzee and Orangutan Mating Strategies Compared

R. M. Stumpf, M. Emery Thompson, C. Knott[ 250]
    03:00 PM Female mate preferences among chimpanzees (PAN TROGLODYTES SCHWEINFURTHII) of Kanyawara, Kibale National Park

K. L. Pieta[ 251]
    03:20 PM Male and Female Influence on Copulation Timing in Chimpanzees (Pan troglodytes schweinfurthii) of the Kanyawara Community, Kibale National Park

M. Emery Thompson, R. W. Wrangham[ 252]
    03:40 PM Female Reproductive Behavior in Multi-Male Groups of Mountain Gorillas, (Gorilla beringei beringei), Volcanoes National Park, Rwanda

K. Fawcett, T. Stoinski, S. Rosenbaum[ 253]
    04:00 PM Forced Copulations and Coercion in Bornean Orangutans

C. Knott, R. Stumpf, S. Kahlenberg, M. Emery Thompson[ 254]
  - 02:00 PM-04:20 PM: Session 38: SYMPOSIUM: Primate Disease Ecology and Conservation: S. Krief and T. Goldberg (Princess)  [239]
    02:00 PM Habitat disturbance and the ecology of infectious disease transmission among people, primates and domestic animals in Kibale National Park, Uganda

T. L. Goldberg, T. R. Gillespie, I. B. Rwego, C. A. Chapman[ 240]
    02:20 PM Gastrointestinal helminths of habituated chimpanzees (Pan troglodytes schweinfurthii) and humans in Budongo Forest Reserve, Uganda

L. Mugisha, O. Bwangamoi, T. G. Graczyk, M. R. Cranfield, C. L. Dranzoa, L. Gaffikin[ 241]
    02:40 PM GLOBAL DRIVERS OF PARASITE DIVERSITY IN PRIMATES

C. L. Nunn[ 242]
    03:00 PM Systematic disease monitoring in wild great apes - examples from the chimpanzees of the Tai National Park, Côte d'Ivoire

F. H. Leendertz, G. Pauli, H. Ellerbrok, M. Leider, C. Boesch[ 243]
    03:20 PM The impact of hunting on the cross-species transmission of retroviruses

N. D. Wolfe, W. Switzer, W. Heneine, T. Folks, D. S. Burke[ 244]
    03:40 PM Plasmodium sp. INFECTIONS IN EX-CAPTIVE BORNEAN ORANGUTANS (Pongo pygmaeus) HOUSED AT THE ORANGUTAN CARE CENTER AND QUARANTINE, PASIR PANJANG, KALIMANTAN TENGAH, INDONESIA

M. J. Reid, R. J. Ursic, D. M. Cooper, H. Nazzari, M. Griffiths, R. M. Garriga, B. M. Galdikas, M. F. Skinner, C. A. Lowenberger[ 245]
    04:00 PM Preserving forest diversity for Great Apes health- Example of clinical signs, lesions and plants uses when Oesophagostomum infection occurs in free-ranging Great Apes

S. Krief, R. W. Wrangham, F. H. Leendertz, S. Mahé, C. Vidal, F. Crespeau, J. Guillot[ 246]
    02:00 PM-04:00 PM: Session 39: WORKSHOP:  Data Management in Long-term Field Studies: P.M. Kappeler (Kuku)  [255]
  - 02:00 PM-04:20 PM: Session 40: SYMPOSIUM: Bonobos Revisited: Ecology, Behavior, Genetics, and Conservation. Part 2 Current Status and Perspectives for the Future: J. Thompson, B. Fruth and T. Furuichi (Kama A)  [256]
    02:00 PM Role of a Bonobo Sanctuary in Application of CITES and Detention Laws

C. André, C. M. Kamate, D. Morel[ 257]
    02:20 PM Scientific Tourism, Communal Hunting, Logging Management Plan and Participative Protected Areas: Different Approaches to Bonobo Conservation in the Maringa Lopori Wamba Landscape, Equateur Province, DRC

J. Dupain, J. Belani, C. Likondo, M. Nzita, V. Omasombo[ 258]
    02:40 PM Results of a multiphased survey of range occupation and relative abundance of bonobos (Pan paniscus)  in the Salonga National Park

F. Grossmann, J. A. Hart[ 259]
    03:00 PM NEW BONOBO POPULATION IN THE LAC TUMBA - LAC MAI-NDOMBE HINTERLAND: THREATS AND CONSERVATION ACTION FOR THE POPULATION SURVIVAL

B. Inogwabini[ 260]
    03:20 PM The Status of Protection for Bonobos in Salonga National Park

O. Ilambu, L. Steel[ 261]
    03:40 PM Changes observed in the status of bonobos, their habitat, and the condition of human life at Wamba, the Luo Scientific Reserve

G. Idani, N. Mwanza, H. Ihobe, C. Hashimoto, Y. Tashiro, T. Furuichi[ 262]
    04:00 PM Flagship Bonobo - traditional stewardship practices integrated into planned management, a case study

J. Thompson[ 263]
  - 02:00 PM-04:00 PM: Session 41: Social Behavior V. Moderator: L. Marchant (Kama B)
    02:00 PM Why chimpanzees are chimpanzees and not gorillas: insights from time budget models

J. Lehmann, A. H. Korstjens, R. I. Dunbar[ 264]
    02:20 PM Proximate Reasons for Natal Dispersal in Blue Monkeys (CERCOPITHECUS MITIS STUHLMANNI)

L. S. Ekernas, M. Cords[ 265]
    02:40 PM Limits to kin bias in wild blue monkey society

M. Cords, S. Simpson[ 266]
    03:00 PM MUTUALLY SUPPORTIVE AND TOLERANT RELATIONSHIPS AMONG WILD, PROVISIONED MALE TIBETAN MACAQUES (Macaca thibetana) ON MT. HUANGSHAN, CHINA

C. M. Berman, J. H. Li, C. S. Ionica[ 267]
    03:20 PM Sexual difference in social behavior between free-ranging rehabilitated orangutans and wild orangutans

N. Kuze, H. Bernard, T. P. Malim, S. Kohshima[ 268]
    03:40 PM Assessment strategy in black and white colobus monkeys (Colobus guereza): what factors influence decisions to participate in intergroup aggression and encounter outcome?

T. Harris[ 269]
  - 02:00 PM-04:20 PM: Session 42: Learning/Cognition/Language IV. Moderator: E. Ottoni (Bwindi)
    02:00 PM Do latency and the number of feeding patches influence the use of the win-stay rule during foraging by wild emperor (Saguinus imperator imperator) and saddle-back (S. fuscicollis weddelli) tamarins?

[ 270]
    02:20 PM What’s in it for me? Self-regard precludes altruism and spite in chimpanzees

K. Jensen, B. Hare, J. Call, M. Tomasello[ 271]
    02:40 PM Ontogeny of conspecific and heterospecific alarm call recognition in sifakas (Propithecus verreauxi verreauxi)

C. Fichtel[ 272]
    03:00 PM How do chimpanzees learn 'Pan-pipes' traditions?

L. M. Hopper, A. Whiten, S. P. Lambeth, S. J. Schapiro[ 273]
    03:20 PM Correlation between the menstrual cycle and cognitive tasks in a female chimpanzee

S. Inoue, T. Matsuzawa[ 274]
    03:40 PM Comparison of Handedness for Structured Tasks Compared to Spontaneous Behaviors in Captive Chimpanzees

E. Toback, W. Hopkins[ 275]
    04:00 PM Do peanuts float? Apes understanding of causality in a volume displacement task

D. Hanus, N. Mendes, J. Call[ 588]
    04:00 PM-04:30 PM: Afternoon Break (Lower Level Display Area)
  - 04:30 PM-06:00 PM: Session 43: Poster Session (Lower Level Display Area)
            Colony Management/Enrichment
    State of the art pair housing of rhesus macaques, Macaca mulatta, for research purposes

L. Mikkelsen, E. Wulff, L. Jebavy[ 276]
    Effectiveness of Four Types of Feeders as Enrichment Devices for Singly-Housed Rhesus Macaques (Macaca mulatta)

A. M. Durcik, E. J. Glover, C. Grassi[ 277]
    Novelty Seeking temperament in captive stumptail macaques and spider monkeys

A. M. Santillán-Doherty, R. Arenas, A. Marquez-Arias, J. Munoz-Delgado, J. Cortez[ 278]
    Reliability of a method for the evaluation of Novelty Seeking temperament in captive spider monkeys and stumptailed macaques

A. Santillán-Doherty, R. Arenas, A. Marquez-Arias, J. Munoz-Delgado, J. Cortez[ 279]
    Introduction to Ngamba Island, Chimpanzee Sanctuary: Ranging Behaviour

M. R. Hawkins, C. Assersohn, D. Cox, W. Hartman[ 280]
            Conservation
    Conservation Across Cultures: Encouraging individual action by engaging African partnerships in an immersive Bushmeat education program

C. Bennis, A. Richardson[ 281]
    Contributions of a Small NGO to Mountain Gorilla Conservation Some Examples from Uganda

A. Meder[ 282]
    Conflict of land-use between great apes and humans in Kahuzi-Biega National Park, D. R. C.

M. Matsubara, J. Yamagiwa, A. K. Basabose, D. S. Sprague, N. Iwasaki[ 283]
    Wildlife Clubs of Uganda: Collective Youth Action to Protect Uganda’s Primates

J. L. Russell, J. Johnson-Pynn, L. Johnson, D. Lugumya[ 284]
    The threat of hunting: Does the protectionist approach protect chimpanzees?

F. Babweteera, V. Reynolds, D. Tumusiime, D. Cox[ 285]
    Increasing capacity for primate conservation: an example of a contribution from non-habitat countries – Primate Conservation at Oxford Brookes University

I. Geens, K. A. Nekaris, A. T. Feistner, S. K. Bearder, C. M. Hill[ 286]
    USE OF INTENSIVELY CULTIVATED TROPICAL FOREST FRAGMENTS AS HABITAT FOR GROUPS OF TRANSLOCATED HOWLER MONKEYS (Alouatta palliata)

A. Shedden-González, E. Rodriguez-Luna[ 287]
    Land Use & Land Cover Change in Great Ape Habitat of the Ugandan Albertine Rift

N. T. Laporte, A. J. Plumptre, W. Walker[ 288]
    Bioko Island’s Bushmeat Market: An Increasing Demand for Primates

W. Morra, C. P. Bohome, R. Stoertz, G. W. Hearn[ 289]
    Facilitating primate conservation

M. Snodderly[ 290]
    Maintaining a threatened primate in captivity: The effect of social environment and exhibit design on the welfare and reproduction of the white-naped mangabey

B. Majolo, P. Piedimonte, S. Gippoliti, G. Destro-Bisol[ 291]
    PRELIMINARY SURVEY OF THE ORANG-UTAN POPULATION IN WEST BATANG TORU, NORTH SUMATRA, INDONESIA

R. S. Siregar, J. Supriatna, R. C. Kyes, D. J. Chivers[ 292]
    HUMAN-WILDLIFE ISSUES IN THE KASOKWA FOREST RESERVE, MASINDI DISTRICT, UGANDA: PRIMATES, PEOPLE, AND CONFLICT

D. Cole, J. Wallis[ 293]
    Forest Fragment and Chimpanzee (Pan troglodytes schweinfurthii) Conservation Education in Rural Uganda: Assessing the Effects on Children

T. Weldon, J. Wallis, J. Devenport[ 294]
    Ethnoprimatology and the long-tailed macaques of Tinjil Island, Indonesia: local community perspectives

A. E. Duncan, E. Iskandar, A. S. Sumantor, C. J. Leeson, L. Jones-Engel, R. C. Kyes[ 296]
    Perception and Use of Natural Resources in Kibwona Village, Uganda

C. Watkins[ 297]
            Demography/Population Studies
    The Effects of Media Representations of Primate Learning Research on Attitudes Toward Primate Conservation

C. W. Hyatt[ 298]
    Silky Sifaka (Propithecus candidus) Ranging, Activity Budget and Demography

C. J. Santorelli, H. E. Parathian, E. R. Patel[ 299]
    Food, sex and society: Ecological variability in social organisation and individual behavioural strategies among wild bonnet macaques in the Bandipur National Park – Mudumalai Wildlife Sanctuary, southern India

K. Mukhopadhyay, M. Chatterjee, A. Datta-Roy, A. Sinha[ 301]
    Eleven years of demographic change in the Mitumba chimpanzee community of Gombe National Park, Tanzania

D. C. Mjungu, M. Wilson, A. Pusey[ 302]
    GIS analysis of the phylogeography of Japanese macaques (Macaca fuscata yakui) on Yakushima Island, Japan

S. Hayaishi, M. Morino, Y. Kawamoto[ 303]
            Ecology
    Temporal Patterns of Crop-Raiding in the Bossou Chimpanzees, Guinea, West Africa (PAN TROGLODYTES VERUS): Relation to Wild Food Availability

K. J. Hockings, T. Matsuzawa, J. R. Anderson[ 304]
    Potential effects of ateline extinctions on plant diversity and composition

P. R. Stevenson, A. Aldana[ 305]
    A preliminary report of the positional behavior of the critically endangered Tonkin snub-nosed monkey (Rhinopithecus avunculus) at Du Gia Nature Reserve, Ha Giang Province, Vietnam

H. H. Covert, Q. Le Khac, B. W. Wright[ 306]
    Activity Budgets in Black-shanked Douc Langurs (Pygathrix nigripes)

B. M. Rawson[ 307]
    Top-entry to the Troop and Reproductive Success Examined by DNA Analysis of Wild Male Japanese Macaques on Yakushima Island, Japan

S. Hayakawa[ 308]
    Group fission in the Tana River mangabey: comparison of ranging behavior among the two daughter groups and parent group

J. Wieczkowski[ 309]
    Eye colour of Japanese monkeys (Macaca fuscata)

P. Zhang, K. Watanabe[ 310]
    Diet and grouping of sympatric gorillas and chimpanzees in Moukalaba-Doudou National Park, Gabon

C. Ando, Y. Iwata, Y. Takenoshita, J. Yamagiwa[ 311]
    Nesting and grouping behavior of western gorillas in Moukalaba National Park, Gabon

Y. Iwata, C. Ando[ 312]
    Preliminary support for possible prophylactic medicinal plant use in mantled howler monkeys (Alouatta palliata)

B. J. Welker[ 313]
    Cannabalism in baboons: sexual selection versus hungry hunters

J. Altmann, S. N. Sayialel, M. Bayes, M. Bruford, S. C. Alberts[ 315]
    Life in a changing environment: how baboons respond to seasonality and long term change in Amboseli, Kenya

S. C. Alberts, J. Hollister-Smith, R. S. Mututua, S. N. Sayialel, P. M. Muruthi, J. K. Warutere, J. Altmann[ 316]
    Spatial analysis of group fissioning in Amboseli baboons: implications for home range partitioning

A. C. Markham, T. L. Wango, S. C. Alberts, J. Altmann[ 317]
    Natal dispersal in yellow baboons, Papio cynocephalus: hormonal correlates, perinatal environment, and maternal effects

P. O. Ogola, L. R. Gesquiere, E. O. Wango, S. C. Alberts, J. Altmann[ 318]
    NEST COUNT SURVEYS OF BORNEAN ORANG UTANS (PONGO PYGMAEUS PYGMAEUS), BATANG AI NATIONAL PARK, SARAWAK, MALAYSIA

J. M. Rubis, M. T. Gumal[ 319]
    Poster symposium: Bridging the gaps between experimental and naturalistic approaches in the study of primate behavior

N. J. Stevens, K. J. Carlson[ 320]
    It’s tough out there: Variation in the toughness of ingested leaves among four colobines in Vietnam

B. W. Wright, L. Ulibarri, J. O'Brien, H. H. Covert, T. Nadler[ 321]
    Hanging around: a comparison of suspensory posture in langurs and gibbons at the Endangered Primate Research Center, Cuc Phuong National Park, Vietnam

K. A. Wright, N. J. Stevens, H. H. Covert, T. Nadler[ 322]
    Keeping the balance: Use of kinematic techniques in the natural setting to examine strepsirhine arboreality

N. J. Stevens, J. H. Ratsimbazafy, K. A. I. Nekaris[ 323]
    Space is the place: an experimental field study of differences in the ability of wild capuchins monkeys to solve foraging problems using probing tools and spatial memory

P. A. Garber[ 324]
    Handedness in chimpanzees: Comparison of methods and findings between captive and wild settings

W. D. Hopkins, E. V. Lonsdorf[ 325]
    Sinking their teeth into it: Linking field, lab and anatomical approaches in studying the ecological morphology of primate biting

A. B. Taylor, N. Yamashita, C. L. Tan, C. J. Vinyard[ 326]
    Walking on the wild side - behavioral and ecological influences on cross-sectional properties of free-ranging chimpanzee long bones

K. J. Carlson, D. R. Sumner, M. E. Morbeck, K. D. Hunt, D. M. Doran-Sheehy, T. Nishida, A. Yamanaka, C. Boesch[ 327]
            Endocrinology
    Non-invasive techniques to monitor gonadal functions in non-human primates

K. Shimizu, S. Fujita, G. M. Barrett[ 328]
            Feeding/Nutrition
    Bacterial Diversity in the Feces of a Silverback Gorilla (Gorilla beringei) in Bwindi Impenetrable National Park, Uganda

J. C. Frey, J. M. Rothman, A. N. Pell, J. Nizeyi, M. R. Cranfield, E. R. Angert[ 329]
    Lemur catta Female Dominance and their Diet Quality

H. Rasamimanana, H. Andrianome, V. Rambeloarivony, P. Pasquet[ 330]
            Genetics
    Sequence variation in the mitochondrial DNA control region of geographically dispersed baboon species (Papio spp.)

A. M. Nsubuga, J. G. Lorenz, J. C. Beck[ 331]
    Challenges and new Approaches in Gorilla Population Genetics

O. Thalmann, J. E. Eriksson, M. Hofreiter, D. Serre, D. Lukas, A. Fischer, J. Hebler, H. Poinar, S. Pääbo, L. Vigilant[ 332]
    Molecular Cytogenetics in Platyrrhini hybrids diagnosis: Conservation Programs application

M. Nieves, A. Ortiz, G. Mendez, M. Mühlmann, M. D. Mudry[ 333]
    Genetic consequences of habitat fragmentation in Alouatta caraya

L. I. Oklander, M. M. Kowalewski, G. E. Zunino, D. Corach[ 334]
    Population studies of black and gold howler monkeys (Alouatta caraya) in Northern Argentina over the last 20 years

L. I. Oklander, M. M. Kowalewski, V. Gonzalez, G. E. Zunino[ 335]
            Human Evolution/Anatomy/Growth
    Exclusive hand preference in a spontaneous, bimanual gesture: Clapping in chimpanzees (Pan troglodytes)

A. W. Fletcher[ 336]
            Infant Development/Maternal Behavior
    Maternal responses to offspring's separation calls in wild chimpanzees at Mahale

T. Matsusaka, K. A. Katumba[ 337]
    Twin offspring in the mountain gorilla (Gorilla beringei beringei) -maternal investment and infant behavioural development

P. Uwingeli, A. W. Fletcher, K. A. Fawcett[ 338]
    LINKS BETWEEN MATERNAL-FETAL AND –INFANT SYNCHRONY DIFFERENCES AND LATER INFANT USE OF MOTHER AND PEERS AS SECURE BASE IN RHESUS MACAQUES (M. MULATTA) AND PIGTAILED MACAQUES (M. NEMESTRINA), RESPECTIVELY

M. K. Unkefer, M. Snyder, S. J. Suomi, C. I. Kenney, G. P. Sackett, M. F. Novak[ 339]
            Learning/Cognition/Language
    Double Invisible Displacement Understanding in Chimpanzees (Pan troglodytes), Children (Homo sapiens), Siamangs (Symphalangus syndactylus) and a Spider Monkey (Ateles geoffroyi)

E. Collier-Baker, T. Suddendorf[ 340]
    Mirror self-recognition in siamangs (Symphalangus syndactylus)?

T. Suddendorf, M. Perez, E. Collier-Baker[ 341]
    Sustained Imitation Play Between a Captive Chimpanzee (Pan troglodytes) and a Human (Homo sapiens)

E. Collier-Baker, T. Suddendorf, M. Nielsen[ 342]
    Spatial memory of fruiting states of rain forest trees in wild ranging mangbeys

K. R. Janmaat, R. W. Byrne, K. Zuberbühler[ 343]
    Non-human primates' sensitivity to the causal features of tool-use

J. L. Barnes, L. A. Edwards, L. M. Hallett, L. R. Santos[ 344]
    Prosimians primates’ reasoning about the perceptions of others

N. Mahajan, J. L. Barnes, L. A. Edwards, L. R. Santos[ 345]
    The vocal behaviour of free-ranging white-handed gibbons (Hylobates lar) in Khao Yai National Park, Thailand

E. A. Clarke, U. H. Reichard, K. Zuberbuhler[ 346]
    Leg Mirror Self-Recognition: A New Approach to an Old Question

M. Nielsen, T. Suddendorf, V. Slaughter[ 347]
            Physiology/Immunology
    THE RELATIONSHIP BETWEEN TASTE QUALITIES AND TASTE FIBERS RESOLVED

G. Hellekant[ 348]
            Research Methods
    Non-Invasive Assessment of Gastro-Intestinal Parasite Infections in Free-Ranging Primates

T. R. Gillespie[ 349]
    Comparing multi-observer, line-transect data for primate monitoring: a case from the Udzungwa Mountains of Tanzania

F. Rovero, A. S. Mtui[ 350]
            Social Behavior
    The socio-sexual behavior of owl monkeys (Aotus spp.)

C. K. Wolovich, S. Evans[ 351]
    Aggression in Captive Bonobos (Pan paniscus): Characterizing Conflict in Primate Peacemakers

M. Fortunato[ 352]
    Play behavior in gorillas: Possible role in social regulation

D. Antonacci, E. Palagi, G. Cordoni, S. Borgognini[ 353]
    Visual monitoring in captive chimpanzees (Pan troglodytes), orangutans (Pongo abelii) and siamang gibbons (Hylobates syndactylus)

L. Lane, K. A. Bard[ 354]
    Spatial and temporal aspects of leopard predation risk faced by chacma baboons at Loskop Dam Nature Reserve, South Africa: Methods and Preliminary data

L. R. Bidner[ 355]
    Appeasement and conflict regulation in captive western lowland gorillas (Gorilla gorilla gorilla)

E. Chiarugi, G. Cordoni, E. Palagi, S. Borgognini[ 356]
    DO PLAYMATES MATCH PLAY FACES IN GREAT APE DYADIC PLAY?

M. Davila Ross, S. Menzler, E. Zimmermann[ 357]
    Mouth-to-mouth food transfers in adult common marmosets (Callithrix jacchus)

B. Voelkl, C. Kasper, L. Huber[ 358]
    Dominance shift between two father and son silverbacks in a Virunga mountain gorilla group (Gorilla beringei beringei), Rwanda Volcanoes National Park

F. Ndagijimana, W. Eckardt, K. Fawcett, S. Rosenbaum, T. Stoinski[ 359]
    Paternity in the wild chimpanzees (Pan troglodytes) of Gombe National Park, Tanzania

E. E. Wroblewski, B. Keele, B. H. Hahn, A. E. Pusey[ 360]
    The existence and potential function of “totem-tree” scent-marking in silky sifakas (Propithecus candidus)

A. Ritchie, E. R. Patel[ 361]
    Food condition, competitive regime, and female social relationships in Japanese macaques: within-population variation in Yakushima

G. Hanya, M. Matsubara[ 362]
    Intergroup differences in temperament relate to social network characteristics of yearling rhesus macaques (Macaca mulatta)

T. Weinstein, J. P. Capitanio[ 363]
    Exchange, Affiliation and Protective interventions in semifree-ranging brown capuchin monkeys (Cebus apella)

R. G. Ferreira, R. G. Izar, P. Lee[ 364]
            Veterinary Medicine
    Health Assessment of Free Ranging Diademed Sifakas (Propithecus diadema diadema) in the Tsinjoarivo Forest of Madagascar

J. E. Pomerantz, S. Wade, M. Irwin, K. Glander, L. Dollar[ 365]
    08:00 PM-09:30 PM: Session 44: ROUNDTABLE: Primates and Poverty: Challenges and Opportunities. : V. Reynolds and T.L. Bettinger (Princess)  [366]
      Thursday, June 29, 2006 : Day 4
    08:30 AM-09:30 PM: DEMOGRAPHIC VARIABILITY IN NON-HUMAN PRIMATES:IMPLICATIONS FOR THEORY AND CONSERVATION: Thomas T. Struhsaker (Queen Elizabeth Theater)
Plenary Session  [367]
    09:30 AM-10:00 PM: Morning Break (Lower Level Display Area)
  - 10:00 AM-01:00 PM: Session 45: SYMPOSIUM: Female Competition in Great Apes: A. Pusey and C. Murray (Kama A)  [368]
    10:00 AM Indicators of Female Competition Among Chimpanzees

A. Pusey, C. Murray, W. Wallauer, M. Wilson[ 369]
    10:20 AM Female Chimpanzee (Pan troglodytes) Core Areas: Ultimate Advantages and Predictors of Quality

C. M. Murray, P. V. Bolstad, A. E. Pusey[ 370]
    10:40 AM Female Space Use and Competition in Kanyawara Chimpanzees (Pan troglodytes schweinfurthii)

S. M. Kahlenberg, M. Emery Thompson, I. C. Gilby, R. W. Wrangham[ 371]
    11:00 AM Factors Influencing Female Chimpanzee (Pan troglodytes) Social Relationships at Ngogo, Kibale National Park, Uganda

M. L. Wakefield[ 372]
    11:20 AM Food availability, female association patterns and dominance relations in a community of chimpanzees, Budongo Forest, Uganda

K. Fawcett, E. Rogers[ 373]
    11:40 AM THE A-SOCIAL SEX? FEMALE BONDS IN WILD CHIMPANZEES

J. Lehmann, C. Boesch[ 374]
    12:00 PM Female-Female Competition in Bornean Orangutans

S. White, C. Knott, S. Kahlenberg, T. Snaith[ 375]
    12:20 PM Food competition in wild female orangutans (Pongo abelii) in Ketambe, Gunung Leuser National Park, Sumatra, Indonesia

S. Utami Atmoko, S. A. Wich, M. Berents, R. Meijer[ 376]
    12:40 PM Strength of within-group contest competition in female western gorillas at Mondika

J. Lodwick, P. Mongo, D. Doran-Sheehy[ 377]
  - 10:00 AM-06:00 PM: Session 46: SYMPOSIUM:  Orangutans Compared: S. Wich, A. Russon, C. van Schaik (Kama B)  [378]
    10:00 AM Geographic Variation in the Taxonomy and Population Genetics of the Orang-utan Species in Borneo and Sumatra Islands

B. Goossens, L. Chikhi, F. Jalil, M. Ancrenaz, M. W. Bruford[ 379]
    10:20 AM Geographic variation in mandibular morphology in Pongo

A. B. Taylor[ 380]
    10:40 AM The effects of habitat quality, phenology, and floristics on populations of Bornean and Sumatran orangutans: are Sumatran forests more productive than Bornean forests?

A. J. Marshall, M. Ancrenaz, G. Fredriksson, N. Ghaffar, M. Leighton, K. R. McConkey, H. Morrogh-Bernard, C. P. van Schaik, C. P. Yeager, S. A. Wich, J. Proctor, F. Brearley[ 381]
    11:00 AM Distribution and density of the ‘four’ orangutans

S. J. Husson[ 382]
    11:20 AM Orang-utan Activity Budgets: Intra-and Inter-species Comparisons

H. Morrogh-Bernard[ 383]
    11:40 AM Geographic variation in orangutan diet

A. Russon, S. Wich, M. Ancrenaz, H. Morrogh-Bernard, C. Knott, P. Pratje, H. Ramlee, P. Rodman, I. Singleton[ 384]
    12:00 PM Dietary and Ranging Responses of Orangutans to Fluctuating Food Availability

T. Snaith, C. Knott, S. Wich, I. Singleton[ 385]
    12:20 PM Orang-utan Health and Parasites

I. Foitova, L. Dusek, M. Huffman, N. Wisnu, M. Olsansky[ 386]
    12:40 PM Orang-utan positional behaviour: intra-specific variation and ecological pressures

S. K. Thorpe[ 387]
    01:00 PM Lunch
    02:00 PM The Ecology of Reproduction in Wild Orangutans

C. Knott, S. Wich[ 388]
    02:20 PM Growing up slowly? Development in Sumatran and Bornean orangutans

M. A. van Noordwijk, S. A. Wich, S. Utami Atmoko, C. D. Knott[ 389]
    02:40 PM Orangutan life history compared

S. Wich[ 390]
    03:00 PM Vocal and Sound repertoire of orangutans compared

S. Wich, I. Singleton, S. Utami, M. Hardus, A. Lameira[ 391]
    03:20 PM Geographic variation in the long calls of adult male orangutans

R. Delgado[ 392]
    03:40 PM Ranging behaviour of orangutans, an appraisal of existing knowledge

I. Singleton, S. A. Wich, C. P. van Schaik, C. D. Knott[ 393]
    04:00 PM Afternoon Break
    04:30 PM Orangutan male mating strategies

S. Utami Atmoko, T. Mitra Setia, C. P. van Schaik, M. Ancrenaz, C. Knott, H. Morrogh-Bernard[ 394]
    04:50 PM Innovations and intelligence in orangutans (Pongo pygmaeus, Pongo abelii)

A. Russon, C. van Schaik, M. van Noordwijk[ 395]
    05:10 PM Orangutan Cultures Revisited

C. P. van Schaik, M. Ancrenaz, C. Knott, H. Morrogh-Bernard, S. Utami Atmoko, S. Wich[ 396]
  - 10:00 AM-01:00 PM: Session 47: SYMPOSIUM: Conflict and Conservation: Can Non-human Primates and Farmers Live Together?: C.M. Hill and C. Ross (Bwindi)  [397]
    10:00 AM Non-human Primates as Pests: Variation in primate species and human cultures

C. Ross, C. M. Hill[ 398]
    10:20 AM Why do baboons become crop raiders? The view from Kenya

S. C. Strum, D. L. Manzolillo Nightingale[ 399]
    10:40 AM An integrated approach to mitigate conflict between non-human primates and farmers around Bwindi Impenetrable National Park, Uganda

E. Andama, A. Mcneilage, B. G. Isabirye[ 400]
    11:00 AM Farmers’ response to patterns of crop raiding by primates around the Budongo Forest Reserve, Uganda

M. Tweheyo[ 401]
    11:20 AM How people's perceptions of primates can help us design more effective conflict mitigation strategies: crop raiding in Uganda

A. D. Webber[ 402]
    11:40 AM Primate and other mammalian maize pests in Gashaka, Nigeria

C. Ross, Y. Warren[ 403]
    12:00 PM Crop-Raiding on the Fulani of Gashaka Gumti National Park: The Impact of Animal-Human Conflict on the Political Ecology of a Settled Pastoral Community

D. M. Bennett, C. Ross[ 404]
    12:20 PM Changing landscapes, land use and human population densities as contributors to people-primate conflict in Uganda: a preliminary analysis

C. M. Hill[ 405]
  - 10:00 AM-01:00 PM: Session 48: Social Behavior VI. Moderator: W. Mason (Princess)
    10:00 AM Inter-specific competition and Coalitions in Cebus apella

R. G. Ferreira, R. G. Izar, P. Lee[ 406]
    10:20 AM Development, acquisition and transmission of stone handling behavior in Japanese macaques (Macaca fuscata)

M. A. Huffman, C. A. Nahallage[ 407]
    10:40 AM How do bonobos play?

E. Palagi, T. Paoli[ 408]
    11:00 AM Emotional contagion in chimpanzees: The influence of species, cue modality and emotional valence

J. M. Fugate, L. A. Parr, M. Heintz[ 409]
    11:20 AM Investigation of reciprocity in chimpanzees in an altruistic token task

S. Yamamoto, M. Tanaka[ 410]
    11:40 AM Extra large rest clusters of Japanese monkeys (Macaca fuscata) in Shodo Island

P. Zhang, K. Watanabe[ 411]
    12:00 PM Social Structure of Chimpanzees in the Goualougo Triangle, Republic of Congo

D. Morgan, C. Sanz, S. Gulick[ 412]
    12:40 PM Are There Facial Correlates Of Stress In Pan troglodytes? - An Application Of The Chimpanzee Facial Action Coding System

B. M. Waller, S. J. Vick, K. A. Bard[ 414]
  - 10:00 AM-01:00 PM: Session 49: Colony Management/Enrichment. Moderator: P. Honess (Kuku)
    10:00 AM Indoor versus outdoor housing: A case study on common marmosets, Callithrix jacchus

M. K. Pines, G. Kaplan, L. J. Rogers[ 415]
    10:20 AM Abnormal behaviours in non-human primates – lessons to be learnt from human cases?

S. P. Hill[ 416]
    10:40 AM Sex and Age Predictors of Compatibility in Grooming-Contact Caging Vary by Species of Laboratory Monkey

C. M. Crockett, G. H. Lee, J. P. Thom[ 417]
    11:00 AM The Character of Socratic Primates: in Search of Animal Welfare

A. Pollo, A. Vitale[ 418]
    11:20 AM PERCEPTIONS OF FACTORS AFFECTING PRIMATE WELFARE IN ZOOS

M. K. Pines, V. Melfi[ 419]
    11:40 AM Night Sleep and Self-Injurious Behavior in M. fascicularis

G. P. Sackett, R. Warren[ 420]
    12:00 PM Environmental enrichment objects for the locomotion of caged rhesus macaques (Macaca mulatta)

R. Plesker, J. Heller-Schmidt, H. Hackbarth[ 421]
    12:20 PM The Response to a Puzzle-feeder in the common marmoset (Callithrix jacchus): Comparison between laboratory and zoo colonies

A. Manciocco, A. Vitale[ 422]
    12:40 PM Control Over the Auditory Environment: A Study of Music Preference in Captive Chimpanzees (Pan troglodytes)

A. S. Richardson, S. P. Lambeth, S. J. Schapiro[ 423]
  - 10:00 AM-01:00 PM: Session 50: Conservation III. Moderator: C. Giacoma (Kidepo)
    10:00 AM The conservation status of the eastern Chimpanzee, Pan troglodytes marungensis

A. Plumptre[ 424]
    10:20 AM CBSG CAMP and PHVA Processes at work for Hoolock Gibbon (Hoolock hoolock hoolock) in Bangladesh and India

S. R. Walker, S. Molur[ 425]
    10:40 AM Beyond the speculation: Just what are the Bili apes?

T. C. Hicks[ 426]
    11:00 AM Landscape-wide conservation status and distribution of Grauer’s gorilla (Gorilla beringei graueri) in Eastern Democratic Republic of Congo (DRC)

S. C. Nixon, K. Mufabule, D. Bolamba, B. Mulley, P. T. Mehlman[ 427]
    11:20 AM Status of the critically endangered Tonkin snub-nosed monkey (Rhinopithecus avunculus) at Du Gia Nature Reserve, Ha Giang Province, Vietnam

Q. Le Khac, H. H. Covert, B. W. Wright[ 428]
    11:40 AM In search of the munzala: Behavioural ecology and conservation of a newly-discovered primate, the Arunachal macaque Macaca munzala, in western Arunachal Pradesh, northeastern India

A. Sinha, R. S. Kumar, A. Datta, M. D. Madhusudan, C. Mishra[ 429]
    12:00 PM Using GIS and remote sensing technologies to monitor critical Grauer’s Gorilla (GORILLA GORILLA GRAUERI) habitat in Eastern Democratic Republic of Congo

B. Mulley, P. Beaty, N. Faust, P. Mehlman[ 430]
    12:20 PM Comparative analysis of the impact of selective logging on spatial distribution of great apes in an active logging concession of Southeastern Cameroon

E. Arnhem, J. Dupain, L. van Elsacker, M. Vercauteren[ 431]
    12:40 PM Behavioral ecology of golden langurs inhabiting forest reserves with varying degree of disturbance

A. Srivastava[ 432]
    01:00 PM-02:00 PM: Lunch (Dining/Coffee Shop)
  - 02:00 PM-04:00 PM: Session 51: Research Methods. Moderator: J. Bielitzki (Bwindi)
    02:00 PM Demand, supply and use of non-human primates in research

H. Carlsson, S. J. Schapiro, I. Farah, J. Hau[ 433]
    02:20 PM Eulemur phylogeny: evidence from molecular and acoustic data

L. Pozzi, M. Gamba, M. Delpero, C. Giacoma[ 434]
    02:40 PM Revaluation of the Primatological Collection of Natural History Museum of Florence University (Italy) as Tool for Conservational Education

C. Veracini, E. Baistrocchi, M. Masseti, P. Agnelli, F. Barbagli[ 435]
    03:00 PM Can we see the monkeys for the trees? Visibility and other challenges for analysis of line transect data

A. R. Marshall, T. T. Struhsaker, S. T. Buckland[ 436]
    03:20 PM Primates in print: Using text analysis of journal articles to examine publication trends

D. L. Durham[ 437]
    03:40 PM THE SCIENTIFIC HISTORY OF AGALTEPEC ISLAND

J. Martinez-Contreras[ 438]
  - 02:00 PM-04:00 PM: Session 52: SYMPOSIUM: Creatures of the Dark Revisited: A Reassessment of Diversity and Taxonomic Tools in Nocturnal Primates: P. Honess and S. Bearder (Kuku)  [439]
    02:00 PM The impact of new taxonomic tools on the recognition of diversity in nocturnal primates

P. Honess, C. Roos, T. Olson[ 440]
    02:20 PM Diversity slowly coming to light: reconsidering the taxonomy of pottos and lorises

K. A. Nekaris, C. Roos, E. R. Pimley, H. Schulze[ 441]
    02:40 PM Galago speciation and taxonomy – a key to identification

A. W. Perkin, P. E. Honess, S. K. Bearder, T. Butynski[ 442]
    03:00 PM TAXONOMIC AND BEHAVIORAL DIVERSITY AMONG TARSIERS

M. Shekelle, S. Gursky[ 443]
    03:20 PM Diversity of mouse and dwarf lemurs

L. F. Groeneveld, R. M. Rasoloarison, A. D. Yoder, C. H. Roos, P. M. Kappeler[ 444]
    03:40 PM Biogeography of the Milne-Edwards' Sportive Lemur (Lepilemur edwardsi)

M. Craul, U. Radespiel, B. Randrianambinina, S. Rasoloharijaona, A. Rabesandratana, E. Zimmermann[ 445]
  - 02:00 PM-04:00 PM: Session 53: SYMPOSIUM: Special Video Session: William Olupot (Kama A)  [583]
    02:00 PM Hybrid Cercopithecus monkeys in East and Central African forests

K. M. Detwiler, J. Gray[ 446]
    02:20 PM Alouatta pigra: A primate in risk in the Lacandona rainforest, México

A. González, R. Lombera[ 447]
    02:40 PM Some images of the Bili chimpanzees

T. C. Hicks[ 448]
    03:00 PM From fruit-eating in the canopy to crop-raiding in villages, through rough-leaves swallowing: plant uses and food processes by Kanyawara chimpanzees, Uganda

S. Krief, J. M. Krief[ 449]
    03:20 PM Introduction of a newly established study area of wild orangutans in Malaysia

N. Kuze, T. Kanamori, T. P. Malim, H. Bernard, S. Kohshima[ 450]
    03:40 PM FIELD METHODS FOR STUDYING UNHABITUATED CHIMPANZEES: A CASE STUDY IN SENEGAL

L. F. Marchant[ 451]
  - 02:00 PM-04:00 PM: Session 54: Infant Development/Maternal Behavior and Neuroscience/Pharmacology. Moderator: G. Sackett (Princess)
    02:00 PM Exploration and Head-cocking in Infant Marmosets

G. Kaplan, L. J. Rogers[ 452]
    02:20 PM A Pirouette: Rotational Play in Wild Chimpanzees

T. Nishida, A. Inaba[ 453]
    02:40 PM Development of independence of infant tufted capuchin monkeys (Cebus apella): influence of foraging skills and attachment to the mother

P. Izar, M. P. Verderane[ 454]
    03:00 PM Mechanisms of Sociability in Titi Monkeys (Callicebus moloch cupreus): Contributions of Neuropeptides, Neural Activity, and Neuroanatomy

S. P. Mendoza, W. A. Mason, J. Padberg, K. L. Bales[ 455]
    03:20 PM Individual variation in brain volume, surface area and internal structure among baboons shows substantial genetic heritability

J. Rogers, P. Kochunov, W. Shelledy, J. Lancaster, M. Cykowski, M. D. Davis, P. Fox[ 456]
    03:40 PM Associations between the neuropeptides oxytocin and vasopressin and the behavior of free-ranging female rhesus macaques (Macaca mulatta)

M. L. Schwandt, S. Howell, K. Bales, B. D. Jaffe, G. C. Westergaard, J. D. Higley[ 457]
  - 02:00 PM-04:00 PM: Session 55: Conservation IV. Moderator: A. Feistner (Kidepo)
    02:00 PM Interactive theatre plays as an effective sensitization tool for the conservation of chimpanzees in West Africa

I. Herbinger, C. Boesch[ 458]
    02:20 PM The Role of Television Documentaries in Great Ape Conservation

D. P. Watts[ 459]
    02:40 PM WE MUST CHANGE PEOPLE AND SOCIETIES TO SAVE PRIMATES: CONSERVATION VALUES EDUCATION IN URBAN & RURAL CAMEROON

A. L. Rose, P. J. Fraser[ 460]
    03:00 PM An Assessment of the Impact of Tourism on the Behaviour of Mountain Gorillas in Bwindi Impenetrable National Park

F. B. Muyambi, A. McNeilage[ 461]
    03:20 PM Development of a Toolkit for Chimpanzee Conservation: things I wish I knew but didn’t have time to ask…

D. Woodside, D. Cox[ 462]
    03:40 PM The rules and the reality of mountain gorilla tracking: how close do tourists get?

C. G. Sandbrook, S. Semple[ 463]
    04:00 PM-04:30 PM: Afternoon Break (Lower Level Display Area)
    04:30 PM-06:00 PM: Session 56: ROUNDTABLE: The Bushmeat Crisis: African Nations Take Action: J. Wallis, H. Eves, N. Bailey and J. Dupain (Princess)  [464]
    04:30 PM-06:00 PM: Session 57: WORKSHOP:  Predicting Great Ape Distributions Using Element Distribution Modeling Tools: L. Pintea (Kuku)  [465]
    04:30 PM-06:00 PM: Session 58: ROUNDTABLE:  Nature Tourism & Primate Conservation: How They Can Work Together: J. Matthews (Bwindi)  [466]
  - 04:30 PM-06:00 PM: Session 59: Conservation V. Moderator: C. Groves (Kidepo)
    04:30 PM FACTORS INFLUENCING THE DENSITY AND DISTRIBUTION OF WESTERN GORILLAS – DO FOREST ELEPHANTS HAVE AN IMPACT?

A. F. Todd, H. S. Kuehl, P. D. Walsh, D. M. Doran-Sheehy, M. M. Robbins[ 467]
    04:50 PM A meta-analysis on the effect of fragment size on the ecology and behavior of mantled howler monkeys (Alouatta palliata)

J. C. Bicca-Marques, J. C. Serio-Silva, D. Canales-Espinosa[ 468]
    05:10 PM Conservation during times of conflict: the results of the 2003 Virunga Volcanoes Range, Mountain gorilla (Gorilla beringei beringei) census

M. T. Gray, A. McNeilage, K. Fawcett, M. Robbins, B. Ssebide, D. Mbula, P. Uwingeli[ 469]
    05:30 PM MONKEY GROUP ENCOUNTER RATES (1996-2005) IN THE GRAN CALDERA DE LUBA, BIOKO ISLAND, EQUATORIAL GUINEA

G. W. Hearn, M. Ela Mba, C. Posa Bohome, R. W. Stoertz, W. A. Morra[ 470]
  - 04:30 PM-06:00 PM: Session 60: Ecology V. Moderator: L. Miller (Kama A)
    04:30 PM Chimpanzees and Army Ants: Preliminary Findings on the Nature and Culture of a Predator-Prey Relationship

W. C. McGrew, C. Schoening[ 471]
    04:50 PM THE CONSERVATION STATUS AND RESOURCE USE BY PRIMATES IN BUDONGO FOREST RESERVE, UGANDA

C. M. Bakuneeta[ 472]
    05:10 PM Alternative foraging strategies and the visual pigment polymorphism of New World monkeys

E. R. Vogel, N. J. Dominy, M. Neitz[ 473]
    05:30 PM Long-term data on home range size and use for the Nkuringo gorilla group in Bwindi, Uganda

M. L. Goldsmith-Rossi[ 474]
      Friday, June 30, 2006 : Day 5
  - 08:30 AM-10:30 AM: Session 61: SYMPOSIUM: Primate Ecology, Adaptation, and Behavior at Ngogo: G.P. Aronsen (Bwindi)  [475]
    08:30 AM Forest Succession at Ngogo, Kibale National Park, Uganda: Implications for Primate Conservation

J. S. Lwanga[ 476]
    08:50 AM The Change of Red Colobus Density at Ngogo, Kibale National Park, Uganda

S. Teelen[ 477]
    09:10 AM Habitat Preferences of Red-tailed Monkeys (Cercopithecus ascanius) and Grey-cheeked Mangabeys (Lophocebus albigena) at the Ngogo Study Site, Kibale National Park, Uganda

T. L. Windfelder, J. S. Lwanga[ 478]
    09:30 AM Feeding Ecology of Chimpanzees at Ngogo, Kibale National Park, Uganda

D. P. Watts, J. S. Lwanga, K. Potts[ 479]
    09:50 AM Canopy Architecture, Crown Structure, and Tree Preferences at Ngogo: Their Influences on Primate Positional Behavior and Support Use

G. P. Aronsen[ 480]
    10:10 AM Group Size and Daily Travel Distance in Red Colobus (PROCOLOBUS RUFOMITRATUS TEPHROSCELES) in Kibale National Park: An Inconsistency with the Ecological Constraints Model

T. T. Struhsaker[ 481]
  - 08:30 AM-01:00 PM: Session 62: SYMPOSIUM: Primate Reintroduction: A Tool for Conservation: B. Goossens, M. Ancrenaz, D. Lucas, W.Boradman, Z. Tooze and D. Cox (Kama A)  [482]
    08:30 AM Primate Reintroduction: a tool for conservation

N. Rosen[ 483]
    08:50 AM Reintroduction as a Conservation Tool – A multi-disciplinary approach to protect wild places and biodiversity in equatorial Africa

D. C. Lucas[ 484]
    09:10 AM HELP Congo: a model for chimpanzee reintroduction

B. Goossens, M. Ancrenaz, A. Jamart[ 485]
    09:30 AM Western gorilla (Gorilla g. gorilla) reintroduction to the Bateke Plateaux and the challenge of tourism

T. King, C. Chamberlan, E. Pearson, A. Courage[ 486]
    09:50 AM Drill reintroduction plans in Nigeria

E. L. Gadsby, P. D. Jenkins, Jr.[ 487]
    10:10 AM Restoring Primate Communities: Preparation for multi-species reintroduction in a community forest in southeast Nigeria

Z. J. Tooze[ 488]
    10:30 AM Morning Break
    11:00 AM Reintroduction of Golden Lion Tamarins (Leontopithecus r. rosalia): Implications for African Apes

B. Beck, D. M. Rambaldi[ 489]
    11:20 AM Reintroduction of orangutans in Sumatra

P. H. Pratje, I. Singleton[ 490]
    11:40 AM Genetics, subspecies and reintroduction

A. Fischer, B. Goossens, S. Pääbo[ 491]
    12:00 PM Disease Risk Assessment for Primate Reintroduction Programmes

D. Travis, W. S. Boardman, F. Leendertz[ 492]
    12:20 PM Veterinary Management for Primates destined for reintroduction

W. S. Boardman, D. Travis, K. Cameron, F. Leendertz[ 493]
    12:40 PM Chimpanzees’ response to a novel environment: Factors affecting the survival rates of chimpanzees in an island release program in The Gambia

W. W. Mills, S. E. Johnson[ 494]
  - 08:30 AM-01:00 PM: Session 63: Symposium: Rainforest Sifakas - Yesterday, Today, and Tomorrow: S.J. Arrigo-Nelson, M.T. Irwin, F. Ratelolahy (Kuku)  [495]
    08:30 AM Scent-marking in Wild Silky Sifakas (Propithecus candidus) in Madagascar: Sex differences and seasonal effects in usage and response across multiple scent-mark types

E. R. Patel[ 496]
    08:50 AM Expect the Unexpected: Mating Monogamy in a Purportedly Polygamous Prosimian

T. L. Morelli, P. C. Wright[ 497]
    09:10 AM The impact of habitat disturbance on sifaka resource distribution and abundance within Ranomafana National Park, Madagascar

S. J. Arrigo-Nelson, S. I. Randriamahaleo[ 498]
    09:30 AM Stable isotope analysis: a technique for evaluating ecological change in disturbed habitats

E. McGee, S. Vaughn[ 499]
    09:50 AM Environmental variation and population levels and safeguarding a critically endangered primate species, Propithecus perrieri, in northern Madagascar

M. Banks, M. Antonio, P. C. Wright[ 500]
    10:10 AM Geographic Distribution, Population Densities and Population Viability Analysis for Propithecus edwardsi

F. Ratelolahy, A. E. Dunham, S. E. Johnson, P. C. Wright[ 586]
    10:30 AM Morning Break
    11:00 AM Dietary and behavioral flexibility facilitates survival of diademed sifakas (Propithecus diadema) in forest fragments - at least in the short term

M. T. Irwin, J. Raharison[ 502]
    11:20 AM Long-term research on Propithecus edwardsi: Linking primates with climate change

P. C. Wright[ 503]
    11:40 AM Exploring the function of “Zzuss” alarm vocalizations in wild silky sifakas (Propithecus candidus): Moderate evidence for individual distinctiveness

E. R. Patel, J. D. Anderson, M. J. Owren[ 504]
    12:00 PM Promoting coexistence of sifakas and humans at Tsinjoarivo, eastern Madagascar: The impact of grass-roots education and conservation projects

K. E. Samonds, M. T. Irwin, J. Raharison, E. Razanadrakoto, H. Rakotoarimanana, E. Ranaivoson, J. Rakotofanala, C. Randrianarimanana[ 505]
    12:20 PM Resource Needs and Habitat Utilization of Propithecus diadema in a Primary Rainforest, Mantadia National Park

J. Powzyk[ 506]
  - 08:30 AM-04:00 PM: Session 64: SYMPOSIUM: Pitheciins: Ecology & Conservation: L.M. Veiga and A.A. Barnett (Princess)  [507]
    08:30 AM Identification and Conservation of a New Species of Pithecia in Amazonian Ecuador

L. K. Marsh[ 508]
    08:50 AM Pithecine taxonomy and geographic distribution

J. S. Silva Júnior, W. B. Figueiredo[ 509]
    09:30 AM Pitheciidae and other platyrrhine seed predators: the dual occupation of the seed predator niche during platyrrhine evolution

R. F. Kay, M. Takai[ 511]
    09:50 AM The international context: Pitheciins and patterns of seed predation in the Neotropics, Africa and Asia

M. A. Norconk, B. W. Grafton, W. S. McGraw[ 512]
    10:10 AM PICKY, PICKY: THE BASES FOR DIET CHOICE IN PITHECIINS

A. A. Barnett, E. Z. Setz, L. P. Pinto, A. Di Fiore, J. Vié, E. Fernandez-Duque[ 513]
    10:30 AM Morning Break
    11:00 AM Dietary diversity and feeding specializations of the pitheciins

J. P. Boubli, M. Norconk, L. M. Veiga, A. Barnett[ 514]
    11:20 AM Pitheciines: Comparing use of time and space

E. Z. Setz, L. P. Pinto, M. Bowler, J. Vié, A. Barnett[ 515]
    11:40 AM Variability in Pitheciine Social Organization

L. M. Veiga, M. Bowler, E. Cunningham, A. Di Fiore, E. Fernandez-Duque[ 516]
    12:00 PM How are we doing? The current conservation status of Brazilian pitheciine taxa

J. S. Silva Júnior, M. A. de Souza, A. L. Albernaz[ 517]
    12:20 PM Pitheciins: the challenge of living in fragments

S. F. Ferrari, S. Boyle, L. K. Marsh, M. Port-Carvalho, R. S. Santos, S. S. Silva, T. M. Vieira, J. C. Vié, L. M. Veiga[ 518]
    12:40 PM PRIMATE CONSERVATION BIOLOGY: CONSIDERATIONS FOR PITHECIIN CONSERVATION

R. Kyes, J. C. Bicca-Marques, H. L. Queiroz, J. Valsecchi, L. Jones-Engel, F. Huettmann[ 519]
    01:00 PM Lunch
    02:00 PM Conservation of the pitheciins, from rhetoric to reality

S. F. Ferrari, M. M. Oliveira[ 520]
    02:20 PM Uakaris for real: Conservation Initiatives in Peru and Brazil

M. Bowler, H. Queiroz, R. Bodmer, P. Puertas[ 521]
    02:40 PM SAKIS AND UACARIS FOREVER! THE NEED FOR CONSERVATION-EFFECTIVE RESEARCH EFFORTS

A. A. Barnett, L. M. Veiga, S. F. Ferrari, M. A. Norconk, J. P. Boubli, T. R. Defler[ 522]
    03:00 PM Spatial structure during travel in Pithecia pithecia

E. P. Cunningham[ 523]
  - 08:30 AM-10:30 AM: Session 65: Conservation VI. Moderator: G. Hearn (Kidepo)
    08:30 AM Insights from genetic, remotely sensed, and demographic data for the conservation of the critically endangered Cross River gorilla (Gorilla gorilla diehli)

R. A. Bergl, J. F. Oates, L. Vigilant[ 524]
    08:50 AM Using Behavioral Ecology to Conserve Wildlife: Lessons from the Zanzibar Red Colobus (Procolobus kirkii)

K. S. Siex[ 525]
    09:10 AM HORMONAL AND REPRODUCTIVE INDICATORS OF STRESS IN MOUNTAIN GORILLA GROUPS (Gorilla beringei beringei) VISITED BY TOURISTS AND RESEARCHERS

H. D. Steklis, N. Gerald Steklis[ 526]
    09:30 AM The Price of Commensalism in Thailand

G. Engel, L. Jones-Engel, N. Aggimarangsee, R. Kyes[ 527]
    09:50 AM Life after release: behavioural assessment of 40 orangutans at Meratus protected forest, East Kalimantan, Indonesia

R. S. Siregar, D. J. Chivers, R. C. Kyes[ 528]
    10:10 AM Temple Monkeys: Rules of Engagement for the 21st Century

L. Jones-Engel, G. Engel, A. Fuentes, N. Aggimarangsee, M. Chalise, B. Lee, A. Putra, R. Kyes, M. Schillaci[ 529]
  - 08:30 AM-10:30 AM: Session 66: Social Behavior VII. Moderator: K. Pullen (Kama B)
    08:30 AM Family Ties, Friendship, and Fitness among Wild Female Baboons

J. B. Silk, S. C. Alberts, J. Altmann[ 530]
    08:50 AM Natal attraction and infant handling in Colobus vellerosus

L. J. Brent, J. A. Teichroeb, P. Sicotte[ 531]
    09:10 AM Inter-group interactions, female transfers and the disintegration of a western gorilla group (Gorilla gorilla gorilla) at Bai Hokou, Dzanga-Ndoki National Park, Central African Republic

C. Cipolletta[ 532]
    09:30 AM THE FORM AND FUNCTION OF SOCIAL BONDS AMONG WILD MALE CHIMPANZEES (PAN TROGLODYTES SCHWEINFURTHII) IN THE KIBALE NATIONAL PARK, UGANDA.

K. G. Duffy[ 533]
    09:50 AM Contrasts and similarities in male-female friendships in wild chacma baboons (Papio hamadryas ursinus) and olive baboons (Papio h. anubis)

R. A. Palombit[ 534]
    10:10 AM Signal content of female copulation calls in long-tailed macaques (Macaca fascicularis)

E. Nikitopoulos, A. Engelhardt, E. H. Sterck, M. Heistermann, J. Fischer[ 535]
    10:30 AM-11:00 PM: Morning Break (Lower Level Display Area)
  - 11:00 AM-01:00 PM: Session 67: SYMPOSIUM: Social Influences on Individual Behavior - From Social Contagion to Social Synchronization and Cooperation: Evolutionary Processes and Constraints on the Origins of Social Cognition: P.F. Ferrari, E. Addessi, and E. Visalberghi (Bwindi)  [536]
    11:00 AM Capuchins (Cebus apella) discriminate between intentional and unintentional actions

L. R. Santos, D. E. Lyons, W. Phillips[ 537]
    11:20 AM Cognitive development in chimpanzees: face-to-face communication by mother-infant pairs

T. Matsuzawa[ 538]
    11:40 AM Social influences on foraging behavior and social learning in common marmosets

L. Huber, F. Range, B. Voelkl, C. Kasper[ 539]
    12:00 PM BEHAVIORAL RESPONSES TO FACIAL AND HAND GESTURES IN INFANT RHESUS MACAQUES (Macaca mulatta)

P. Ferrari, E. Visalberghi, A. Paukner, L. Fogassi, A. Ruggiero, S. Suomi[ 540]
    12:20 PM A battery of social learning tasks for all species of great apes

C. Tennie, J. Call, M. Tomasello[ 541]
    12:40 PM Action understanding in common marmosets (callithrix jacchus)

J. M. Burkart[ 542]
  - 11:00 AM-01:00 PM: Session 68: Conservation VII. Moderator: C. Ehardt (Kidepo)
    11:00 AM The Conservation Of Old World Monkeys And Its Impact On Their Status in Captivity

C. McCann, K. Killmar, L. Field[ 543]
    11:20 AM Attitudes and knowledge of visitors towards African Apes at a North American Zoo

S. R. Ross, K. E. Lukas[ 544]
    11:40 AM Primate Conservation in Ghana

S. Wolters[ 545]
    12:00 PM The brown spider monkey (Ateles hybridus) conservation program 2006-2010

A. Morales Jimenez, A. Link[ 546]
    12:20 PM Causes and consequences of chimpanzee (Pan troglodytes schweinfurthii) illness: a retrospective analysis of factors correlated to chimpanzee health at Gombe National Park

E. Lonsdorf, E. V. Lonsdorf, D. Travis, A. E. Pusey, I. C. Gilby[ 547]
    12:40 PM Human influence on baboons may have affected chimpanzees at Gombe National Park, Tanzania

D. A. Collins, A. Sindimwo, J. Goodall[ 548]
  - 11:00 AM-01:00 PM: Session 69: Ecology VI. Moderator: G. Aronsen (Kama B)
    11:00 AM Distribution patterns of the black-shanked douc langur in Nui Chua National Park and Phuoc Binh Nature Reserve, Vietnam

D. M. Hoang, G. S. Baxter[ 549]
    11:20 AM Regional biogeography of two sympatric mouse lemurs, Microcebus ravelobensis and M. murinus in the Ankarafantsika National Park, Madagascar

R. Rakotondravony, U. Radespiel[ 550]
    11:40 AM Sex differences in daily travel in chimpanzees (Pan troglodytes) in Kibale National Park, Uganda

A. A. Pokempner[ 551]
    12:00 PM Variation in social structure, ranging, and intergroup interactions among red-fronted brown lemur (Eulemur fulvus rufus), white-collared lemur (E. albocollaris), and hybrid populations in southeastern Madagascar

S. E. Johnson, D. J. Overdorff[ 552]
    12:20 PM Eyes wide shut: The role of torpor in the lemuriform colonization of Madagascar

J. C. Masters, B. G. Lovegrove, N. Mzilikazi[ 553]
    12:40 PM The Behavioral Ecology of the Golden Monkey (CERCOPITHECUS mitis KANDTI) in Volcanoes National Park, Rwanda

D. Tuyisingize, A. Gasogo, K. A. Fawcett[ 554]
    01:00 PM-02:00 PM: Lunch (Dining/Coffee Shop)
  - 02:00 PM-04:20 PM: Session 70: SYMPOSIUM: Primate Theory of Mind: B. Hare (Bwindi)  [555]
    02:00 PM THE TWO CULTURES EXPERIMENT

A. Whiten, V. Horner, F. de Waal[ 556]
    02:20 PM Linear diffusion of a two-action task in chimpanzees

V. Horner, A. Whiten, F. B. de Waal[ 557]
    02:40 PM Differential communication in response to the attentional states of humans by chimpanzees: Implications for “theory of mind” in primates

W. Hopkins[ 558]
    03:00 PM UNDERSTANDING OF COMMUNICATIVE GESTURES IN COOPERATIVE AND COMPETITIVE SITUATIONS IN GREAT APES AND HUMAN CHILDREN

E. Herrmann, M. Tomasello[ 559]
    03:20 PM Social Cognition in Monkeys and Apes

L. A. Parr, M. Heintz[ 560]
    03:40 PM How rhesus monkeys reason about what others can and cannot hear

L. R. Santos[ 561]
    04:00 PM Socio-cognitive development in chimpanzees: The steps toward the theory of mind

T. Matsuzawa[ 562]
    02:00 PM-04:00 PM: Session 71: WORKSHOP:  Teaching in the Trees: Field Courses in Primatology, a Workshop Sponsored by the IPS Committee for Education and Outreach.: L.E. Miller (Kuku)  [563]
  - 02:00 PM-04:00 PM: Session 72: SYMPOSIUM: Special Video Session: William Olupot (Kama A)  [564]
    02:00 PM Looking at Gorillas: who is observing whom?

D. Antonacci[ 565]
    02:20 PM ACCLIMATION OF CAPTIVE CHIMPANZEES TO A 5-ACRE WOODED HABITAT AT CHIMP HAVEN: EXPRESSION OF NATURAL BEHAVIORS

L. Brent, A. Fultz, R. DelaHaya, T. Bettinger[ 566]
    02:40 PM Rain Forest Lemurs of Madagascar

D. Randrianarisata[ 567]
    03:00 PM The Barbary Macaques of Morocco

N. Rowe, M. Myers[ 568]
    03:20 PM Losing Amazonia

C. Veracini[ 569]
    03:40 PM 12 YEARS OF VIDEO DOCUMENTATION OF THE GOMBE CHIMPANZEES (PAN TROGLODYTES SCHWEINFURTHII)

W. R. Wallauer[ 570]
  - 02:00 PM-04:00 PM: Session 73: Conservation VIII. Moderator: T. Gillespie (Kidepo)
    02:00 PM Crop-raiding in subsistence agriculture and cocoa plantations on the northern periphery of the Dja Faunal Reserve, Cameroon

F. Molleman, M. E. Arlet[ 571]
    02:20 PM Economic Importance of Natural Forests to local Users and the Implications for Primate Habitat Conservation in Uganda

G. K. Bush, A. J. Plumptre, S. Nampindo, C. Aguti, N. D. Hanley, J. Ackworth[ 572]
    02:40 PM Mountain gorilla conservation in Bwindi and the Virungas

A. McNeilage, M. Gray, A. Namara, M. Robbins[ 573]
    03:00 PM Causes of the rapid decline of the Kalande chimpanzee community in the southern portion of Gombe National Park, Tanzania

M. L. Wilson, S. A. Ndimuligo, E. Greengrass, F. Grossmann, S. M. Kamenya, B. Keele, E. Wroblewski, B. H. Hahn, L. P. Pintea[ 574]
    03:20 PM Standardized health-monitoring at Gombe National Park: one year later

D. Travis, E. V. Lonsdorf, J. Bakuza[ 575]
    03:40 PM Sustainability and Economics of Mammalian Bushmeat Hunting and Trade in the Makira Forest, NE Madagascar

C. Golden[ 576]
  - 02:00 PM-04:00 PM: Session 74: Social Behavior VIII. Moderator: D. Watts (Kama B)
    02:00 PM Food distribution and feeding competition among Colobus vellerosus

T. L. Saj, P. Sicotte[ 577]
    02:20 PM Of memes and macaques: Phenotypic flexibility, behavioural traditions and cultural evolution among wild bonnet macaques in the Bandipur National Park - Mudumalai Wildlife Sanctuary, southern India

A. Sinha[ 578]
    02:40 PM On the influence of sexual hormones on acoustic structures of female Barbary macaque (Macaca sylvanus) copulation calls

D. Pfefferle, K. Brauch, M. Heistermann, K. Hodges, J. Fischer[ 579]
    03:00 PM Handedness and Grooming in Chimpanzees (Pan troglodytes)

J. L. Russell, M. Remkus, S. J. Schapiro, W. D. Hopkins[ 580]
    03:20 PM Grooming, Coalition and Co-Feeding in Wild Japanese Macaque Females

B. Majolo, R. Ventura, N. F. Koyama, G. Schino[ 581]
    03:40 PM Come rain, come shine: why guenons (Cercopithecus) conquered Africa

A. H. Korstjens, J. Lehmann, R. I. Dunbar[ 582]
    04:00 PM-04:30 PM: Afternoon Break (Lower Level Display Area)
    04:30 PM-06:30 PM: IPS General Assembly (Kidepo)
    07:30 PM-10:00 PM: IPS Banquet (Hotel Garden (Banquet Hall if raining))
      Saturday, July 1, 2006 : Day 6
    09:00 AM-03:00 PM: IPS Council Meeting (Kuku)