Changes in the size, composition, and reproductive condition of wild marmoset groups (Callithrix jacchus jacchus) in north east Brazil C. E. ScanlonN. R. ChalmersM. A. O. Monteiro da Cruz OriginalPaper Pages: 295 - 305
Observations on the activity patterns and social interactions of a captive group of blackcapped or brown capuchin monkeys (Cebus apella) Robyn A. RossPaul S. Giller OriginalPaper Pages: 307 - 317
A case of offspring desertion by a female chimpanzee and the behavioral changes of the abandoned offspring Mariko Hiraiwa-HasegawaToshikazu Hasegawa OriginalPaper Pages: 319 - 330
An assessment of dominance and kinship among patas monkeys James LoyMark Harnois OriginalPaper Pages: 331 - 342
Responses of foster-mothers and troop members to adopted newborns in a captive group of rhesus monkeys S. D. HolmanR. W. Goy OriginalPaper Pages: 343 - 352
Varying responses to feeding competition in a group of rhesus monkeys (Macaca mulatta) J. BrennanJ. R. Anderson OriginalPaper Pages: 353 - 360
Bird predation by captive woolly monkeys (Lagothrix lagotricha) Maryjo StearnsBrent C. WhiteEllen Bean OriginalPaper Pages: 361 - 367
Black lemur (Lemur macaco) hand preference in food reaching Chris ForsytheJeannette P. Ward OriginalPaper Pages: 369 - 374
A review of sexual initiating behavior by male and female cynomolgus monkeys and some species comparisons Richard P. MichaelDoris D. Zumpe OriginalPaper Pages: 375 - 393
Developmental changes of plasma alkaline phosphatase, calcium, and inorganic phosphorus in relation to the growth of bones in the Japanese macaque (Macaca fuscata) Akiko TakenakaShuniji GotohOsamu Takenaka OriginalPaper Pages: 395 - 404
Evidence of tool-use by chimpanzees (Pan troglodytes schweinfurthii) for digging out a bee-nest in the Kahuzi-biega national park, Zaïre Juichi YamagiwaTakakazu YumotoTamaki Maruhashi Short Communication Pages: 405 - 411
Development of tool use in a macaque and a gorilla Francesco NatalePatrizia Poti'Giovanna Spinozzi Short Communication Pages: 413 - 416
Ecological and demographic influences on the pattern of association in St. Kitts vervets C. A. ChapmanL. M. FediganL. Fedigan Short Communication Pages: 417 - 421
A case of diverticular disease of the colon in a Japanese monkey (Macaca fuscata) Shin-Ichi HayamaRika AkamatsuHideo Nigi Short Communication Pages: 423 - 426
Taxonomy, distribution, and status of gibbons (Hylobates) in Southern China and adjacent areas Information Pages: 428 - 428