Hundreds of brittle stars occupy a very yellow glass sponge.
Yellow Glass 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, 404 KB).

Hundreds of brittle stars occupy a very yellow glass sponge. These animals are perched in areas where water flow is the most conducive to capturing food via water currents with their tube feet and spines.

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