Undersea hedgehog; West Indian Sea Egg; Tripneustes ventricosus. I named him Billy. Frederiksted, St
Undersea hedgehog; West Indian Sea Egg; Tripneustes ventricosus. I named him Billy. Frederiksted, St. Croix, USVI. c. 2014 -- source link
#sea urchins#underwater#st croix#marine#marine fauna#echinoderm#tripneustes ventricosus#animals#caribbean#west indies