Dogs use fast-acting face muscles to help them make puppy-dog eyes

Dogs have more “fast-twitch” muscle fibres around their eyes and mouths than wolves do, which allows them to make more facial expressions

Landwebs Landwebs
Apr 7, 2022 - 07:00
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Dogs use fast-acting face muscles to help them make puppy-dog eyes
Dogs have more “fast-twitch” muscle fibres around their eyes and mouths than wolves do, which allows them to make more facial expressions
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