11. Which features adapt polar bears to live in extremely cold climate?

(ii) Thin skin, large eyes, a white fur.

Answers (1)

Animals like polar bears in the polar regions may have the following adaptive features:
1) Low surface area to volume ratio
2) Small extremities to reduce heat loss - shorter ears and limbs
3) A thick layer of body fat/blubber - present in seals to reduce body heat loss.
4) Thick camouflaged fur
5) Thick fur on paws 

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