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Studded starfish are well protected from most pred...

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Studded starfish are well protected from most predators and parasites by ______ surface whose studs are actually modified spines.

发布日期：2022-07-18

A.a vulnerable

B.an armored

C.an obtuse

D.a brittle

E.a concave

F.a rugged

标签： studded starfish protected predators parasites

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