Social play of juvenile and adolescent chimpanzees in the Mahale Mountains National Park, Tanzania Hitoshige Hayaki OriginalPaper Pages: 343 - 360
The brush-stick of chimpanzees found in south-west Cameroon and their cultural characteristics Yukimaru Sugiyama OriginalPaper Pages: 361 - 374
Chimpanzees' (Pan troglodytes) choice of prey among termites (macrotermitinae) in western Tanzania D. A. CollinsW. C. McGrew OriginalPaper Pages: 375 - 389
Playmate relationships among individuals of the Japanese monkey troop in arashiyama Naoki Koyama OriginalPaper Pages: 390 - 406
An experimental analysis of a mother-daughter rank reversal in Japanese macaques (Macaca fuscata) Bernard Chapais OriginalPaper Pages: 407 - 423
“Girney” vocalizations among Japanese macaque females: Context and function Ben G. Blount OriginalPaper Pages: 424 - 435
Habitat use, ranging behaviour, and food habits of the proboscis monkey,Nasalis larvatus (van Wurmb), in Sarawak R. E. SalterN. A. MacKenzieP. Chai P. K. OriginalPaper Pages: 436 - 451
Some aspects of the natural history and food selection ofAvahi laniger Jörg U. GanzhornJean Prospère AbrahamMarlène Razanahoera-Rakotomalala OriginalPaper Pages: 452 - 463
Hb bali (Macaca) β80 (EF 4) Asn→Lys: The first hemoglobin variant found in the crab-eating monkey (Macaca fascicularis) on Bali Island, Indonesia Osamu TakenakaAkiko TakenakaKen Nozawa OriginalPaper Pages: 464 - 470
Hb Izu (Macaca)β83 (EF 7) Gly→Cys: The major hemoglobin of the Japanese monkey (Macaca fuscata) in a troop at Shimokita, the northernmost limit of its habitat Osamu TakenakaAkiko TakenakaKen Nozawa OriginalPaper Pages: 471 - 478
Long-term experiments with low dietary protein levels in Callithricidae C. FlurerH. Zucker OriginalPaper Pages: 479 - 490
A further food-washing tradition in Japanese macaques (Macaca fuscata) J. ScheurerB. Thierry Short Communication Pages: 491 - 494
Crocodile predation on a proboscis monkey in Borneo Biruté M. F. Galdikas Short Communication Pages: 495 - 496
Infanticide in gelada baboons (Theropithecus gelada) Regina MoosJens RockWolfgang Salzert Short Communication Pages: 497 - 500
Reliability of the emotions profile index, primate form, withPapio hamadryas, Macaca fuscata, and twoSaimiri species Patrice A. MartauNancy G. CaineDouglas K. Candland Short Communication Pages: 501 - 505
Dental eruption in captive-bornCebus apella: From birth to 30 months old Carlos A. Galliari Short Communication Pages: 506 - 510