but what do your dog's facial expressions really mean? Over thousands of years of living with humans, dogs have developed a ...

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Researchers have found that dogs have evolved muscles around their eyes, which allow them to make expressions that particularly appeal to humans. A small facial muscle allows dog eyes to mimic an ...

Fixations (circles) and scanning paths (lines between the circles) of two dogs during the 1,500 ms presentations of three facial expressions (threatening, Pleasant and Neutral) of dogs and humans ...