Infanticide was observed for the first time in a wild troop of Japanese macaques. The infanticide was not consistent with the social pathology, cannibalism, resource defense, or offspring manipulation hypotheses, but was generally consistent with the sexual selection hypothesis. The infanticide took
Abstracts of Presentations, Twenty-Second Annual Meeting, The American Society of Primatologists
- Publisher
- John Wiley and Sons
- Year
- 1999
- Tongue
- English
- Weight
- 155 KB
- Volume
- 49
- Category
- Article
- ISSN
- 0275-2565
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โฆ Synopsis
Long-term study of multiple social groups of capuchins by researchers at several sites has revealed an impressive diversity of behaviors, some of which may qualify as social traditions analogous to those that have been described for chimpanzees and Japanese macaques. This study describes some social conventions that appear to be unique to particular social groups of wild white-faced capuchins, Cebus capucinus, at Lomas Barbudal Biological Reserve. Four social conventions are discussed in detail: hand-sniffing, tail-sucking, the finger-in-mouth game, and the hair-passing game. The spread of these behaviors throughout social networks over time is documented to test whether transmission routes are vertical or horizontal in each case. Social contexts of social conventions are described in detail to provide information on (a) the possible modes of social learning involved, and (b) the possible uses of these behaviors in negotiating their social relationships.
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