Chimps don't lend a helping hand
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Chimps may be our closest relatives, genetically speaking, but it seems they don’t share our willingness to do favours or help others.
A new study — led by Joan Silk of the University of California, Los Angeles, and published in the latest edition of Nature — tested chimpanzees' altruism in two sets of experiments.

A new study — led by Joan Silk of the University of California, Los Angeles, and published in the latest edition of Nature — tested chimpanzees' altruism in two sets of experiments.
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