Question

Small mammals are not found in polar region because

Answer 1

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_________Since small animals have large surface area relative to their volume,___^^^__^___________ they tend to loose body heat very fast when it is cold outside. ___________Then they have to expend much energy to generate body heat through metabolism.__________ This is the main reason why very small mammals are rarely found in polar regions.


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Answer 2

Explanation:

small animals have a larger surface area relative to their volume, and they tend to lose body heat fast when it is cold outside. They have to expend much energy to generate body heat through metabolism. So, small animals are rarely found in polar regions.