Scientists exploring the evolutionary roots of altruism found that although bonobos show little willingness to share tools with one another, they readily share food, according to a paper published in Proceedings of the Royal Society B. The findings contrast with research conducted in chimpanzees, which demonstrate more willingness to share tools than food, and suggest bonobos are uniquely pro-social, says primatologist Zanna Clay.
Scientists explore altruism in primate communities
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