American Journal of Primatology

Copyright © 2012 Wiley Periodicals Inc.

Cover image for Vol. 73 Issue 12

December 2011

Volume 73, Issue 12

Pages 1189–1288

  1. Review Articles

    1. Top of page
    2. Review Articles
    3. Research Articles
    1. Influence of climatic variables, forest type, and condition on activity patterns of geoffroyi's spider monkeys throughout Mesoamerica (pages 1189–1198)

      Arturo González-Zamora, Víctor Arroyo-Rodríguez, Oscar M. Chaves, Sónia Sánchez-López, Filippo Aureli and Kathryn E. Stoner

      Article first published online: 6 SEP 2011 | DOI: 10.1002/ajp.20989

  2. Research Articles

    1. Top of page
    2. Review Articles
    3. Research Articles
    1. Seasonal versatility in the feeding ecology of a group of titis (Callicebus coimbrai) in the northern Brazilian Atlantic Forest (pages 1199–1209)

      João Pedro Souza-Alves, Isadora P. Fontes, Renata R.D. Chagas and Stephen F. Ferrari

      Article first published online: 6 SEP 2011 | DOI: 10.1002/ajp.20990

    2. Sex ratio affects sex-specific innovation and learning in captive ruffed lemurs (Varecia variegata and Varecia rubra) (pages 1210–1221)

      Lewis G. Dean, William Hoppitt, Kevin N. Laland and Rachel L. Kendal

      Article first published online: 6 SEP 2011 | DOI: 10.1002/ajp.20991

    3. Sleeping site selection and presleep behavior in wild pigtailed macaques (pages 1222–1230)

      Aurélie Albert, Tommaso Savini and Marie-Claude Huynen

      Article first published online: 6 SEP 2011 | DOI: 10.1002/ajp.20993

    4. Assessing the effects of cognitive experiments on the welfare of captive chimpanzees (Pan troglodytes) by direct comparison of activity budget between wild and captive chimpanzees (pages 1231–1238)

      Yumi Yamanashi and Misato Hayashi

      Article first published online: 8 SEP 2011 | DOI: 10.1002/ajp.20995

    5. Sex differences in the stone tool-use behavior of a wild population of burmese long-tailed macaques (Macaca fascicularis aurea) (pages 1239–1249)

      Michael D. Gumert, Low Kuan Hoong and Suchinda Malaivijitnond

      Article first published online: 8 SEP 2011 | DOI: 10.1002/ajp.20996

    6. The response of the frugivorous lion-tailed macaque (Macaca silenus) to a period of fruit scarcity (pages 1250–1260)

      Meghna Krishnadas, K. Chandrasekhara and Ajith Kumar

      Article first published online: 6 SEP 2011 | DOI: 10.1002/ajp.20997

    7. Peaceful primates: affiliation, aggression, and the question of female dominance in a nocturnal pair-living lemur (Avahi occidentalis) (pages 1261–1268)

      Rindrahatsarana Ramanankirahina, Marine Joly and Elke Zimmermann

      Article first published online: 8 SEP 2011 | DOI: 10.1002/ajp.20998

    8. Using biological markets principles to examine patterns of grooming exchange in Macaca thibetana (pages 1269–1279)

      K.N. Balasubramaniam, C.M. Berman, H. Ogawa and J. Li

      Article first published online: 15 SEP 2011 | DOI: 10.1002/ajp.20999

    9. Male dispersal in a provisioned multilevel group of Rhinopithecus roxellana in Shennongjia Nature Reserve, China (pages 1280–1288)

      Hui Yao, Xuecong Liu, Craig Stanford, Jingyuan Yang, Tianpeng Huang, Feng Wu and Yiming Li

      Article first published online: 6 SEP 2011 | DOI: 10.1002/ajp.21000

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