Natural sponge. Sponges (phylum Porifera) are simple multicellular aquatic animals. They have bodies full of pores and channels (seen here) that allow

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Natural sponge. Sponges (phylum Porifera) are simple multicellular aquatic animals. They have bodies full of pores and channels (seen here) that allow water to circulate through them. This characteristic means they can hold water well and dead sponges are often used as bath sponges.

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Size: 3650px × 4786px
Photo credit: © CORDELIA MOLLOY/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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