Birth rate and survival in relation to group size in the lion-tailed macaque,Macaca silenus Ajith Kumar OriginalPaper Pages: 1 - 9
Rank and age related feeding strategy observed through field experiments in the Koshima group of Japanese macaques Akio Mori OriginalPaper Pages: 11 - 26
A comparison of the mating behavior of adolescent and adult female rhesus macaques (Macaca mulatta) Susan PerryJoseph H. Manson OriginalPaper Pages: 27 - 39
Behavioral and adrenocortical responses of male cynomolgus and lion-tailed macaques to social stimulation and group formation A. S. ClarkeN. M. CzekalaD. G. Lindburg OriginalPaper Pages: 41 - 56
Play in chimpanzees of the Arnhem Zoo: Self-serving compromises Domingo Mendoza-GranadosVolker Sommer OriginalPaper Pages: 57 - 68
A new species of the genusHomo (primates: Hominidae) from the Plio/Pleistocene of Koobi Fora, in Kenya Walter W. Ferguson OriginalPaper Pages: 69 - 89
Retardation of bone development in the Koshima troop of Japanese macaques Tasuku KimuraYuzuru Hamada OriginalPaper Pages: 91 - 100
A phylogenetic study of titi monkeys, genusCallicebus, based on cranial measurements: I. Phyletic groups ofCallicebus Shuji Kobayashi OriginalPaper Pages: 101 - 120
The repeated procedure of weaning and peer group formation causes accumulation of stress and changes of plasma cortisol level and natural killer activity in squirrel monkeys (Saimiri sciureus) Keiji TeraoMasaaki HamanoTakamasa Koyama OriginalPaper Pages: 121 - 127
Biochemical diversity and genetic distances in the Pitheciinae subfamily (primates, platyrrhini) Maria P. C. SchneiderHoracio SchneiderFrancisco M. Salzano OriginalPaper Pages: 129 - 134
The reproductive behavior of golden monkeys in captivity (Rhinopithecus roxellana roxellana) Renmei RenKanghui YanFrans B. M. de Waal Short Communication Pages: 135 - 143
Reactions of a group of pygmy chimpanzees (Pan paniscus) to their mirror-images: Evidence of self-recognition Vera WalravenLinda van ElsackerRudolf Verheyen Short Communication Pages: 145 - 150