Why does a dog hang out his tongue, when it is hot ?
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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 |
Answer / lucy
The toungue's surfase can absorb water from atmosphere
| Is This Answer Correct ? | 1 Yes | 11 No |
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