Researchers at the University of Portsmouth have found that dogs have evolved muscles around their eyes, which enable them to make expressions that appeal to humans.
As many dog owners will be all too aware “puppy dog eyes” certainly can pull on the heartstrings and, in the case of my dog, are very effective in eliciting treats!
It is thought this anatomical change may well have helped domesticated dogs to bond with us.
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University of Portsmouth Dog Cognition Centre
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