作者: Julia Natasha Noble
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摘要: Traditionally the term ‘friendship’ in chimpanzee (Pan troglodytes) research has been avoided. Yet descriptions of close affiliative bonds similar to those described human friendships have well documented. The present study aimed prove existence friendship, by considering whether there are mechanisms which implicated formation friendships, kinship and residual effects two kin recognition mechanisms; familiarity phenotype matching. Eleven chimpanzees (6 males 5 females) from Edinburgh Zoo were studied investigate influence kinship, proximity personality trait similarity on duration number behaviours. Results indicated that between mother offspring, measures within arm’s length, good indicators time spent interactions. Personality had no effect We concluded show operate their maintenance as friendships. friendship societies provides an insight into social complexity, previous may overlooked. Chimpanzee Friendship 4