Why does a dog hang out his tongue, when it is hot ?

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Why does a dog hang out his tongue, when it is hot ?..

Answer / guest

A dog hangs out his tongue when it is hot, because the
evaporation of saliva from the tongue produces a cooling effect.

Is This Answer Correct ?    7 Yes 1 No

Why does a dog hang out his tongue, when it is hot ?..

Answer / lucy

The toungue's surfase can absorb water from atmosphere

Is This Answer Correct ?    1 Yes 11 No

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