Question

Why do animals in cold regions have layer of fat below their skin?​

Answer 1

The animals in cold regions have layer of fat below their skin so that they should not feel cold...

Answer 2

The first coat is often a layer of fat hidden under the skin called “blubber.” In addition to being a good thermal insulator—it does not allow heat to pass through it easily—fat has the added benefit of serving as a welcome food reserve.