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Belugas of the Mystic Aquarium
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Take the SurveyThe Biology of Sponges (Webisode 66) Back to Webisodes »
Summary
A sponge might not look like much, but these simple animals with no brain or ability to move have lived on Earth for hundreds of millions of years. They can hunt prey and spawn, and Jonathan demonstrates how in this fascinating segment about the biology of sponges.
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