Which of these helps the whale to protect itself in cold temperatures?

Options

A. A thick layer of fat
B. Long tail
C. Thick fur
D. A hump

Answer

**Step-by-Step Text Solution:**

1. **Understanding the Question**: The question asks what helps whales protect themselves from cold temperatures.

2. **Identifying the Whale's Adaptation**: Whales have a special adaptation that helps them survive in cold water.

3. **Recognizing the Insulating Layer**: This adaptation is a thick layer of fat, also known as blubber.

4. **Function of Blubber**: Blubber acts as an insulation layer. It helps to keep the whale warm by trapping body heat and preventing it from escaping into the cold water.

5. **Conclusion**: Therefore, the thick layer of fat (blubber) is what helps whales protect themselves in cold temperatures.

**Final Answer**: The thick layer of fat (blubber) helps the whale to protect itself in cold temperatures.

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