Why do dogs pant and hang their tongues out such a lot when wolves (and most animals) do not? Is it a trait that somehow selected for during domestication? - Quora
By A Mystery Man Writer
Answer (1 of 8): A dog pants to reduce body temperature. Just as a human sweats for the same purpose. Releasing fluids, those fluids evaporating, reduce a rising internal temperature. The obesity is an issue because the extra weight causes the body temperature to rise quicker than if the dog were
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