Fiddler crab detritus. The crab scoops up a bit of sand, eats anything it finds tasty, and then balls up the used sand so it doesn't sift the same sand twice. Very efficient.
Add to LightboxFiddler crab detritus. The crab scoops up a bit of sand, eats anything it finds tasty, and then balls up the used sand so it doesn't sift the same sand twice. Very efficient.
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