Description

To the casual observer, the long-spined sea urchin,
[LEFT][SIZE=4]Diadema antillarum[FONT=Times New Roman,Times New Roman], appears to be little more than a collection of sharp black spines protruding from the seafloor. And the unwary swimmer will not soon forget a close encounter - the spines can easily penetrate the skin and break off, leaving a painful reminder. Despite this sea urchin