The mammals that does not posses 7 cervical vertebrae is

Options

A. Horse
B. Giraffe
C. Elephant
D. Manatee .

Answer

To solve the question regarding which mammal does not possess seven cervical vertebrae, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Question**: The question asks for a mammal that does not have the typical number of cervical vertebrae, which is seven for most mammals.

2. **Identify the Options**: The options given are:
- Horse
- Giraffe
- Elephant
- Manatee

3. **Recall General Knowledge**: Most mammals, including horses, giraffes, and elephants, have seven cervical vertebrae. This is a common characteristic among mammals.

4. **Research Exceptions**: Some mammals have evolved to have a different number of cervical vertebrae. Notably, sloths and manatees are known to have variations in their cervical vertebrae count.

5. **Analyze Each Option**:
- **Horse**: Has 7 cervical vertebrae.
- **Giraffe**: Despite its long neck, it also has 7 cervical vertebrae.
- **Elephant**: Has 7 cervical vertebrae.
- **Manatee**: Manatees have been noted to have 6 cervical vertebrae.

6. **Conclusion**: Based on the analysis, the mammal that does not possess seven cervical vertebrae is the **Manatee**.

### Final Answer:
The mammal that does not possess seven cervical vertebrae is the **Manatee**.

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