We found this sponge attached to a rock in an unusual manner. Notice the base of the sponge looks like it has foot-like appendages.
Hanging Sponge
Image courtesy of the NOAA Office of Ocean Exploration and Research, Mountains in the Deep: Exploring the Central Pacific Basin. Download larger version (jpg, 851 KB).

We found this sponge attached to a rock in an unusual manner. Notice the base of the sponge looks like it has foot-like appendages.

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