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Mutual grooming among adult male chimpanzees: the immediate investment hypothesis
Machanda, Zarin P., Gilby, Ian C., Wrangham, Richard W.Volume:
87
Language:
english
Journal:
Animal Behaviour
DOI:
10.1016/j.anbehav.2013.10.028
Date:
January, 2014
File:
PDF, 498 KB
english, 2014