Elephants strive to cooperate with allies, until the stakes get too high

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Asian elephants are keen to cooperate with friends and have evolved strategies to mitigate competition in their social groups, but cooperation breaks down when food resources are limited, according to a study publishing September 28th in the open-access journal PLOS Biology by Li-Li Li at the Chinese Academy of Sciences in Yunnan, China, and colleagues. The study sheds light on the evolution of cooperative behavior in mammals.

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