Which animal has long ears?

Options

A. Polar bear
B. Kangaroo
C. Camel
D. Deer

Explanation

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks which animal has long ears. We need to analyze the options provided: A. Polar bear, B. Kangaroo, C. Camel, and D. Deer.

2. **Analyzing Each Option**:
- **A. Polar bear**: Polar bears are large mammals that do not have long ears; they have small ears relative to their body size.
- **B. Kangaroo**: Kangaroos have ears, but they are not particularly long compared to their body size.
- **C. Camel**: Camels have ears, but they are not long; they are more rounded and not prominent.
- **D. Deer**: Deer have large external ears that are quite prominent and can be considered long compared to their body size.

3. **Identifying the Correct Answer**: Based on the analysis, the animal that has long ears is D. Deer. Their long ears help them to amplify sounds, which is essential for detecting predators and staying safe.

4. **Conclusion**: Therefore, the correct answer to the question "Which animal has long ears?" is D. Deer.

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