The animal P having white colour lives in arctic region whereas another animal Q having black and white colour lives in Antarctic region.Both these animals have thick layer of fat under the skin.
What is the function of thick layer of fat under the skin of these animals?

Explanation

### Step-by-Step Solution:

1. **Identify the Animals and Their Habitats**:
- Animal P, which is white in color, lives in the Arctic region.
- Animal Q, which has a black and white color, lives in the Antarctic region.

2. **Understand the Climate of Their Habitats**:
- Both the Arctic and Antarctic regions are polar regions characterized by extremely cold temperatures and often covered in snow and ice.
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