Chimpanzees 'catch' contagious yawns from friends
They paid more attention to the unfamiliar yawns, but yawned more to the familiar yawns.
2011-04-07
chimpanzee social empathy yawn contagious friend relationship
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They paid more attention to the unfamiliar yawns, but yawned more to the familiar yawns.
chimpanzee social empathy yawn contagious friend relationship
Return to the linkmark list.