Freshwater sponge, Spongilla lacustris

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Freshwater sponge, Spongilla lacustris, a very strange and weird animal.

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Size: 3808px × 2538px
Photo credit: © Henri Koskinen / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: animal, bottom, clean, freshwater, lacustris, lake, log, sponge, spongilla, spongillidae, strange, water, weird