Long-term changes in the winter home ranges of Japanese monkeys in the Shiga heights Kazuo Wada OriginalPaper Pages: 303 - 317
Alpha status and agonistic alliance in wild chimpanzees (Pan troglodytes schweinfurthii) T. Nishida OriginalPaper Pages: 318 - 336
Activity pattern of the masked titi monkey,Callicebus personatus Warren G. KinzeyMarlise Becker OriginalPaper Pages: 337 - 343
Social relationships in a captive group of Diana monkeys (Cercopithecus diana) R. W. ByrneA. M. ConningJ. Young OriginalPaper Pages: 360 - 370
The orangutan long call and snag crashing at Tanjung Puting Reserve Biruté M. F. Galdikas OriginalPaper Pages: 371 - 384
Determinants of problem-solving success inSaimiri andCallicebus Elisabetta VisalberghiWilliam A. Mason OriginalPaper Pages: 385 - 396
An alternative interpretation ofAustralopithecus afarensis fossil material Walter W. Ferguson OriginalPaper Pages: 397 - 409
Periovulatory time courses of plasma estradiol and progesterone in the Japanese monkey (Macaca fuscata) Hideo NigiRyuzo Torii OriginalPaper Pages: 410 - 418
A parasitological survey on the feces of pygmy chimpanzees,Pan paniscus, at Wamba, Zaïre Hideo HasegawaTakayoshi KanoMbangi Mulavwa OriginalPaper Pages: 419 - 423
Seasonal and habitat differences in the abundance of primates in the Amazon (Tapajos) National Park, Brazil Lyn C. Branch Short Communications Pages: 424 - 431
The relationship between time of feeding and aggression in a group of captive hamadryas baboons Fred E. WassermanWilliam W. Cruikshank Short Communications Pages: 432 - 435
