How do dogs conserve body heat?\nOptions:\n- (A) their blood cells\n- (B) fur and fat\n- (C) their nails\n- (D) layers of fat\n- (E) Exfoliation\n- (F) sweating\n- (G) their fur\n- (H) their hair Let's be accurate as possible.
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Mammals conserve body heat with their hair or fur. Dogs, of course, are mammals. Dogs conserve body heat with their fur.
The final answer: (G).
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