Kibale Chimpanzee Project

Category: Research

Student research at Kanyawara

This summer, the Kibale Chimpanzee Project welcomed a number of student researchers, including Nick Brazeau and Alex Smith from Harvard University. Nick, a rising senior, is working on his senior thesis project by collecting body size estimates of the Kanyawara…

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What sparks fights between chimpanzee communities?

Since the 1970s, researchers have known that male chimpanzees defend group territories, and that fights between groups can be deadly. But what triggers these fights? Do chimpanzees go looking for trouble? Do they get into fights over mates or over some other resource,…

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Cultural bias in chimpanzees

Experimental work by Thibaud Gruber, in Kibale National Park and the Budongo Forest, suggests that wild chimpanzees’ cultural biases influence the tools they use to solve novel tasks. Gruber investigated whether chimpanzees from Sonso and Kanyawara approached a novel task…

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Kanyawara chimpanzee behavior profiled in National Geographic

Kanyawara juveniles – especially females – carry sticks in a manner suggestive of a rudimentary form of doll play (see May 8, 2011 post). A photo of chimpanzee “dolls” appears in the Sept 2011 issue of National Geographic magazine. Click…

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New Publication: Chimpanzee Play

Sex differences in chimpanzees’ use of sticks as play objects resemble those of children. Sonya M Kahlenberg and Richard W. Wrangham (2010). Current Biology 20: R1067-R1068 Sex differences in children’s toy play are robust and similar across cultures. Evidence for…

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Meet Gola

Gola Gola is a young infant in the community, born to Outamba, the alpha female in the community.  Chimpanzee infants are born more well-developed than are human infants — they must cling to their mothers in the trees!  Gola’s mother…

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