What is blubber ? Give its function.

Explanation

### Step-by-Step Solution:

1. **Definition of Blubber**:
- Blubber is a specialized type of fat known as white adipose tissue. It is primarily composed of fat-storing cells.

2. **Location of Blubber**:
- Blubber is predominantly found in mammals, especially in aquatic mammals like whales and seals. It is located just beneath the skin.

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