Question

Q. give reason.why?
1) animals of colder region and fish of colder water have a thicker layer of body fat under the skin.​

Answer 1

Answer:

Animals in colder regions and fish of cold water have thick subcutaneous fat layer because fat acts as a good insulator and trap the body heat under the skin. This helps them survive in colder temperatures. Habitat in cold region has lack of nutrition, so the fat layer also store nutrients that help the animal when required.

Explanation:

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Answer 2

Answer:

Animals of colder regions and fishes of cold water have a thicker layer of subcutaneous fat to retain heat in their body and thus maintaining body temperature. The thicker the layer of subcutaneous fat, the lesser will be the heat loss from the body.