1. Predatory behavior among wild chimpanzees of the mahale mountains

   • Toshisada Nishida
   • Shigeo Uehara
   • Ramadhani Nyundo

   OriginalPaper Pages: 1 - 20

2. Sociological study of a wild group of hybrid baboons betweenPapio anubis andP. hamadryas in the Awash Valley, Ethiopia

   • Kazuyoshi Sugawara

   OriginalPaper Pages: 21 - 56

3. Foods and feeding behavior of wild black-capped capuchin (Cebus apella)

   • Kosei Izawa

   OriginalPaper Pages: 57 - 76

4. Performance correlates of social behavior and organization: Social rank and omission of reinforcement in rhesus monkeys (M. mulatta)

   • Bradford N. Bunnell
   • Daniel R. Kenshalo Jr.
   • Frank J. Sodetz

   OriginalPaper Pages: 77 - 86

5. Infant behaviors in mother-reared and harem-reared baboons (Papio cynocephalus)

   • George H. Young
   • Rebecca J. Hankins

   OriginalPaper Pages: 87 - 93

6. Social behavior adaptations of gibbon (Hylobates lar) in a controlled environment

   • Aristide H. Esser
   • Robert D. Deutsch
   • Marjorie Wolff

   OriginalPaper Pages: 95 - 108

7. Taxonomy and evolution of thesinica group of macaques: I. Species and subspecies accounts ofMacaca sinica

   • Jack Fooden

   OriginalPaper Pages: 109 - 140

8. Dental and cranial variation in living Indriidae

   • Philip D. Gingerich
   • Alan S. Ryan

   OriginalPaper Pages: 141 - 159