Intra- and inter-group interactions of an all-male group of virunga mountain gorillas (Gorilla gorilla beringei) Juichi Yamagiwa OriginalPaper Pages: 1 - 30
Chimpanzees using stones to crack open oil palm nuts in Liberia Alison C. HannahW. C. McGrew OriginalPaper Pages: 31 - 46
Sibships: Cooperation and competition among immature vervet monkeys P. C. Lee OriginalPaper Pages: 47 - 59
Failure to induce weight gain with palatable diets in monkeys (Macaca mulatta) K. -L. Catherine Jen OriginalPaper Pages: 61 - 69
Comparability among measures of primate diets Jeffrey A. KurlandSteven J. C. Gaulin OriginalPaper Pages: 71 - 77
Interrelation between ischium, thigh extending muscles and locomotion in some primates Solomon Yirga OriginalPaper Pages: 79 - 86
Origin and evolution of the sulawesi macaques 1. Electrophoretic analysis of hemoglobins Osamu TakenakaMika HottaEdy Brotoisworo OriginalPaper Pages: 87 - 98
Origin and evolution of the sulawesi macaques 2. complete amino acid sequences of seven β chains of three molecular types Osamu TakenakaMika HottaEdy Brotoisworo OriginalPaper Pages: 99 - 109
Banding patterns of the chromosomes ofCebus apella: Comparative studies between specimens from Paraguay and Argentina Marta Mudry de PargamentIrma R. Slavutsky OriginalPaper Pages: 111 - 117
Notes on the distribution ofLepilemur septentrionalis andL. mustelinus in Northern Madagascar J. RatsirarsonJ. AndersonY. Rumpler Short Communication Pages: 119 - 122
Are male rhesus monkeys more aggressive than females? Viktor Reinhardt Short Communication Pages: 123 - 125
Multivariate sexing of the viscercranium inCercopithecus pygerythrus J. A. KieserH. T. Groeneveld Short Communication Pages: 127 - 131
A preliminary list of chimpanzees' alimentation at Bossou, Guinea Yukimaru SugiyamaJeremy Koman Research Report Pages: 133 - 147
