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

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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