1. Changes in the size, composition, and reproductive condition of wild marmoset groups (Callithrix jacchus jacchus) in north east Brazil

   • C. E. Scanlon
   • N. R. Chalmers
   • M. A. O. Monteiro da Cruz

   OriginalPaper Pages: 295 - 305

2. Observations on the activity patterns and social interactions of a captive group of blackcapped or brown capuchin monkeys (Cebus apella)

   • Robyn A. Ross
   • Paul S. Giller

   OriginalPaper Pages: 307 - 317

3. A case of offspring desertion by a female chimpanzee and the behavioral changes of the abandoned offspring

   • Mariko Hiraiwa-Hasegawa
   • Toshikazu Hasegawa

   OriginalPaper Pages: 319 - 330

4. An assessment of dominance and kinship among patas monkeys

   • James Loy
   • Mark Harnois

   OriginalPaper Pages: 331 - 342

5. Responses of foster-mothers and troop members to adopted newborns in a captive group of rhesus monkeys

   • S. D. Holman
   • R. W. Goy

   OriginalPaper Pages: 343 - 352

6. Varying responses to feeding competition in a group of rhesus monkeys (Macaca mulatta)

   • J. Brennan
   • J. R. Anderson

   OriginalPaper Pages: 353 - 360

7. Bird predation by captive woolly monkeys (Lagothrix lagotricha)

   • Maryjo Stearns
   • Brent C. White
   • Ellen Bean

   OriginalPaper Pages: 361 - 367

8. Black lemur (Lemur macaco) hand preference in food reaching

   • Chris Forsythe
   • Jeannette P. Ward

   OriginalPaper Pages: 369 - 374

9. A review of sexual initiating behavior by male and female cynomolgus monkeys and some species comparisons

   • Richard P. Michael
   • Doris D. Zumpe

   OriginalPaper Pages: 375 - 393

10. Developmental changes of plasma alkaline phosphatase, calcium, and inorganic phosphorus in relation to the growth of bones in the Japanese macaque (Macaca fuscata)

    • Akiko Takenaka
    • Shuniji Gotoh
    • Osamu Takenaka

    OriginalPaper Pages: 395 - 404

11. Evidence of tool-use by chimpanzees (Pan troglodytes schweinfurthii) for digging out a bee-nest in the Kahuzi-biega national park, Zaïre

    • Juichi Yamagiwa
    • Takakazu Yumoto
    • Tamaki Maruhashi

    Short Communication Pages: 405 - 411

12. Development of tool use in a macaque and a gorilla

    • Francesco Natale
    • Patrizia Poti'
    • Giovanna Spinozzi

    Short Communication Pages: 413 - 416

13. Ecological and demographic influences on the pattern of association in St. Kitts vervets

    • C. A. Chapman
    • L. M. Fedigan
    • L. Fedigan

    Short Communication Pages: 417 - 421

14. A case of diverticular disease of the colon in a Japanese monkey (Macaca fuscata)

    • Shin-Ichi Hayama
    • Rika Akamatsu
    • Hideo Nigi

    Short Communication Pages: 423 - 426

15. Book review

    • Yuzuru Hamada

    BookReview Pages: 427 - 427

16. Taxonomy, distribution, and status of gibbons (Hylobates) in Southern China and adjacent areas

    Information Pages: 428 - 428