1. First occurrence of twins in provisioned free-ranging Tibetan macaques (Macaca thibetana) at Huangshan, China

   • Dongpo Xia
   • Jinhua Li
   • Yong Zhu

   News and Perspectives 18 September 2011 Pages: 1 - 5

   

2. A photogrammetric method to evaluate nutritional status without capture in habituated free-ranging Japanese macaques (Macaca fuscata): a pilot study

   • Hiroyuki Kurita
   • Takafumi Suzumura
   • Yuzuru Hamada

   News and Perspectives 05 November 2011 Pages: 7 - 11

   

3. Inter-individual relationships in proboscis monkeys: a preliminary comparison with other non-human primates

   • Ikki Matsuda
   • Augustine Tuuga
   • Takeshi Furuichi

   Original Article 20 July 2011 Pages: 13 - 23

   

4. Tubular anomalous bones found in both thighs of a long-tailed macaque (Macaca fascicularis)

   • Yuzuru Hamada
   • Junmei Sawada
   • Byung-Hwa Hyun

   Original Article 23 June 2011 Pages: 25 - 30

   

5. Intergroup variation in stable isotope ratios reflects anthropogenic impact on the Barbary macaques (Macaca sylvanus) of Gibraltar

   • Mark R. Schurr
   • Agustín Fuentes
   • Eric Shaw

   Original Article 01 September 2011 Pages: 31 - 40

   

6. Inefficient use of inverted pendulum mechanism during quadrupedal walking in the Japanese macaque

   • Naomichi Ogihara
   • Haruyuki Makishima
   • Masato Nakatsukasa

   Original Article 27 August 2011 Pages: 41 - 48

   

7. Age related variation in male–male relationships in wild spider monkeys (Ateles geoffroyi yucatanensis)

   • Colleen M. Schaffner
   • Kathy Y. Slater
   • Filippo Aureli

   Original Article 01 September 2011 Pages: 49 - 56

   

8. Patch depletion behavior differs between sympatric folivorous primates

   • Kaia J. Tombak
   • Andrea J. Reid
   • Rafael Reyna-Hurtado

   Original Article 10 September 2011 Pages: 57 - 64

   

9. Use of water sources by buffy-headed marmosets (Callithrix flaviceps) at two sites in the Brazilian Atlantic Forest

   • Stephen F. Ferrari
   • Renato R. Hilário

   Original Article 07 October 2011 Pages: 65 - 70

   

10. Stone handling behavior in rhesus macaques (Macaca mulatta), a behavioral propensity for solitary object play shared with Japanese macaques

    • Charmalie A. D. Nahallage
    • Michael A. Huffman

    Original Article 30 October 2011 Pages: 71 - 78

    

11. Occurrence of infection by Platynosomum illiciens (Braun, 1901) in captive neotropical primates

    • Klena S. M. Silva
    • Reinaldo J. Silva
    • Washington L. A. Pereira

    Original Article 10 November 2011 Pages: 79 - 82

    

12. A priori assumptions about characters as a cause of incongruence between molecular and morphological hypotheses of primate interrelationships

    • Matthew A. Tornow
    • Randall R. Skelton

    Original Article 08 November 2011 Pages: 83 - 96

    

13. Interspecific territoriality in gibbons (Hylobates lar and H. pileatus) and its effects on the dynamics of interspecies contact zones

    • Udomlux Suwanvecho
    • Warren Y. Brockelman

    Original Article 30 November 2011 Pages: 97 - 108

    

14. Tetsuro Matsuzawa, Tatyana Humle, Yukimaru Sugiyama (eds.): The Chimpanzees of Bossou and Nimba

    • William C. McGrew

    Book Review 28 October 2011 Pages: 109 - 111