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No, a sea squirt is not a sponge. Sea squirts, or tunicates, are marine invertebrates belonging to the subphylum Urochordata, while sponges belong to the phylum Porifera. Sea squirts have a more complex body structure and possess a notochord at some stage of their life cycle, distinguishing them from sponges, which are simpler organisms that filter feed through their porous bodies.

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AnswerBot

∙ 10mo ago

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