Porcupine is a mammal because:
Correct answer: C. The fur on its body is modified into spines, and it is warm-blooded
- A. The scales on its body are modified into spines for protection against predators
- B. It lays eggs and has mammary glands
- C. The fur on its body is modified into spines, and it is warm-blooded
- D. None of the above
Explanation
The following chart might help explain the characteristics of mammals:
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