What part does the female sea horse play in having babies? To protect himself and his eggs, the male sea horse does all the fol

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问题 What part does the female sea horse play in having babies?
To protect himself and his eggs, the male sea horse does all the following EXCEPT______.

选项 A、changrng his color
B、gripping a piece of grass
C、staying motionless
D、enlarging his pouch

答案D

解析 第三段讲了公诲马在孵育小海马时是如何自我保护的,选项D没有提到。故答案选D。
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