Why do sea urchins have spines (spikes)

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asked Aug 16, 2021 153k views

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Joran · Answer 1 · 2021-08-20T17:34:39+0000

Answer:

they are used for protection, maneuvering, and to trap food for consumption

Explanation:The spikes of the sea urchin are used for protection, to move about, and to trap food particles that are floating around in the water.

Why do sea urchins have spines (spikes)

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