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Vol. 37, No. 2 April 1996
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| Mahaney, William C.; Hancock, R. G. V.; Aufreiter, Susan; Huffman, Michael A.: Geochemistry and Clay Mineralogy of Termite Mound Soil and the Role of Geophagy in Chimpanzees of the Mahale Mountains, Tanzania..........121 Key Words: Geophagy, Chimpanzee, Self-medication, Metahalloysite, Kaopectate(TM). |
| Zhao, Qi-Kun: Male-infant-male Interactions in Tibetan Macaques..........135 Key Words: Agonistic buffering, Ecological adaptation, Tibetan macaque, Male-infant caretaking, Male-infant-male interaction. |
| Manson, Joseph H.: Rhesus Macaque Copulation Calls: Re-evaluating the "Honest Signal" Hypothesis..........145 Key Words: Rhesus macaque, Copulatory vocalizations, Mate choice, Handicap principle, Cayo Santiago. |
| Nakamichi, Masayuki; Minami, Tetsuhiro; Cho, Fumiaki: Comparison Between Wild-born Mother-female Infant Interactions and Laboratory-born Mother-female Infant Interactions During the First 14 Weeks After Birth in Individually Caged Cynomolgus Macaques..........155 Key Words: Mother-infant interactions, Long-tailed macaque, Wild-born mother, Laboratory-born mother, Parity. |
| Vochteloo, Johan D.; Timmermans, Paul J. A.; Duijghuisen, John A. H.; Vossen, Jo M. H.: The Development of Range of Action in Infant Cynomolgus Monkeys (Macaca fascicularis ) Reared by Restrained Mothers..........167 Key Words: Infant's range of action, Restrained mothers, Long-tailed macaque. |
| Ximenes, M. F. F. M.; Sousa, M. B. C.: Family Composition and the Characteristics of Parental Care During the Nursing Phase of Captive Common Marmosets (Callithrix jacchus )..........175 Key Words: Common marmoset, Alloparental care, Helpers, Older siblings, Nursing phase. |
| Kawanaka, Kenji: Observation Time and Sampling Intervals for Measuring Behavior and Interactions of Chimpanzees in the Wild..........185 Key Words: Chimpanzee, Behavior measurement, Observation time, Instantaneous sampling, Sampling interval, Mahale Mountains. |
| Hopkins, William D.; Washburn, David A.; Hyatt, Charles W.: Video-task Acquisition in Rhesus Monkeys (Macaca mulatta ) and Chimpanzees (Pan troglodytes ): A Comparative Analysis..........197 Key Words: Chimpanzee, Rhesus monkey, Joystick, Video, Learning. |
| Myowa, Masako: Imitation of Facial Gestures by an Infant Chimpanzee..........207 Key Words: Infant chimpanzee, Imitation, Facial gestures, Developmental change. |
| Rabarivola, C.; Meier, B.; Langer, C.; Scheffrahn, W.; Rumpler, Y.: Population Genetics of Eulemur macaco macaco (Primates: Lemuridae) on the Islands of Nosy-Be and Nosy-Komba and the Peninsula of Ambato (Madagascar)..........215 Key Words: Black lemur, Island populations, Protein markers, Founder effect, Genetic variation, Genetic drift. |
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Short Communication
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| Leonard, Suzi; Bennett, Cynthia: Associative Behavior of Cacajao calvus ucayalii with Other Primate Species in Amazonia Peru..........227 Key Words: Bald uakari, Humboldt's woolly monkey, Associative behavior. |
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Book Reviews..........231
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