NOAA scientists speculated that the spiny little blob is a juvenile of a Neolithodes agassizii, a spidery king crab that grows up to several inches long (not including their legs) and resides at ...

and spiny, oval carapaces blend in with the rocks on the ocean floor. Those round shells and long legs give Japanese spider crabs an arachnid-like look, hence their common name. These animals also ...