What is located at the end of each arm or ray on a starfish?

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1094979

2026-02-12 02:20

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星鱼的每个臂或触须的末端通常有一个被称为“管足”(tube foot)的结构。这些管足有助于星鱼移动,抓住猎物,以及在需要时帮助它们从捕食者那里逃脱。管足是一种特殊的附肢,能够伸出和缩回,并且在伸出时可以抓握物体。

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