Dogs are susceptible to contagious yawning just like people, says an article in Animal Cognition, but only after they get older. Dogs, like humans, show a gradual development of susceptibility to contagious yawning and the new paper says dogs catch yawns from humans. But Only dogs above seven months of age catch these human yawns – younger dogs are immune to the contagion.

Contagious yawning has been researched in humans, adult chimpanzees, baboons and dogs, some speculate it can be used as a measure of empathy. Empathy, mimicking the emotional responses of others, is difficult to measure directly, but contagious yawning allows assessment of a behavioral empathetic response, the Swedish researchers say. 
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