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How do dogs sweat?

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Rather than relying upon sweat, the principal mechanism that a dog uses to cool himself involves panting with his mouth open. This allows the moisture on his tongue to evaporate, and the heavy breathing also allows the moist lining of their lungs to serve as a surface from which moisture can evaporate. read more

Dogs have sweat glands. The sweat glands are divided into two groups, and only one type of canine sweat glands performs the task of regulating the body temperature: Merocrine glands are located in the foot pads of the dog and will be activated when the dog is warm. read more

While dogs have a small amount of sweat glands (which are prominently in the paw pads), their primary source of heat exchange (i.e., getting rid of heat) is by panting. read more

Dogs don’t have the luxury of overall cooling because their bodies have very few sweat glands, and most of those are in the footpads. Dogs cool themselves primarily by the process of panting and breathing, with the moist lining of their lungs serving as the evaporative surface. read more

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