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The Biology of Sponges!
Did you know that sponges can capture their own food?
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Summary
In this marine science episode, Jonathan explores the world of molluscs (sometimes spelled mollusks)! It may be hard to believe that a snail could be related to a clam or a squid, but all these animals have a common ancestor, making the phylum mollusca one of the more diverse in the animal world!!
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