The 60th anniversary of Japanese primatology Toshisada Nishida Editorial 10 January 2009 Pages: 1 - 2
Chimpanzee social intelligence: selfishness, altruism, and the mother–infant bond Satoshi Hirata Review Article 10 January 2009 Pages: 3 - 11
Within-species differences in primate social structure: evolution of plasticity and phylogenetic constraints Colin A. ChapmanJessica M. Rothman Review Article 14 January 2009 Pages: 12 - 22
Emergence, propagation or disappearance of novel behavioral patterns in the habituated chimpanzees of Mahale: a review Toshisada NishidaTakahisa MatsusakaWilliam C. McGrew Original Article 10 January 2009 Pages: 23 - 36
Gibbons under seasonal stress: the diet of the black crested gibbon (Nomascus concolor) on Mt. Wuliang, Central Yunnan, China Pengfei FanQingyong NiXuelong Jiang Original Article 21 November 2008 Pages: 37 - 44
Predation on giant flying squirrels (Petaurista philippensis) by black crested gibbons (Nomascus concolor jingdongensis) at Mt. Wuliang, Yunnan, China Peng-fei FanXue-long Jiang Original Article 18 November 2008 Pages: 45 - 49
Seasonality of mating and birth in wild black-and-white snub-nosed monkeys (Rhinopithecus bieti) at Xiaochangdu, Tibet Zuo-Fu XiangKen Sayers Original Article 07 November 2008 Pages: 50 - 55
A case of spontaneous acquisition of a human sound by an orangutan Serge A. WichKaryl B. SwartzRobert W. Shumaker Original Article 04 December 2008 Pages: 56 - 64
Species, age and sex differences in type and frequencies of injuries and impairments among four arboreal primate species in Kibale National Park, Uganda Malgorzata E. ArletJames R. CareyFreerk Molleman Original Article 09 December 2008 Pages: 65 - 73
Group size and composition of black-and-gold howler monkeys (Alouatta caraya) on the Upper Paraná River, Southern Brazil Lucas M. AguiarGabriela LudwigFernando C. Passos Short Communication 27 November 2008 Pages: 74 - 77
The type locality of Pan troglodytes vellerosus (Gray, 1862), and implications for the nomenclature of West African chimpanzees John F. OatesColin P. GrovesPaulina D. Jenkins Short Communication 27 November 2008 Pages: 78 - 80
Choice of analytical method can have dramatic effects on primate home range estimates Cyril C. GrueterDayong LiFuwen Wei Short Communication 21 November 2008 Pages: 81 - 84
Grandmothers care for orphans in a provisioned troop of Japanese macaques (Macaca fuscata) Mari Nozaki Short Communication 05 December 2008 Pages: 85 - 88
Craig Stanford: Apes of the impenetrable forest. The behavioral ecology of sympatric chimpanzees and gorillas W. C. McGrew Book Review 22 October 2008 Pages: 89 - 90
Bernard Chapais: Primeval kinship. How pair-bonding gave birth to human society John C. Mitani Book Review 12 November 2008 Pages: 91 - 93