+A sponge is a primitive [Aquatic Animal](/wiki/aquatic_animal), a member of the phylum Porifera. These ancient, simple [Multicellular Organism](/wiki/multicellular_organism) forms are sessile, filtering water for sustenance through their porous bodies.
+## See also
+- [Filter Feeder](/wiki/filter_feeder)
+- [Porifera](/wiki/porifera)
+- [Marine Life](/wiki/marine_life)
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