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‘Puppy dog eyes’ evolved so dogs could communicate with us

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Summary | 3 Annotations
Centuries of domestication have unintentionally yet radically reshaped dogs' eyebrow anatomy, making their faces easily readable to people.
2019/06/18 00:21
When meeting a person’s gaze, dogs often raise their inner eyebrow muscle to make their eyes look larger and more appealing.
2019/06/18 00:22
There’s no evidence that dogs move this [eyebrow] muscle intentionally, but it creates an exaggerated movement that for us means ‘dog,’”
2019/06/18 00:22