Learn what a starfish eats, where a brittle star lives, and what a sea cucumber is. Also includes photographs and illustrations of echinoderms. Echinoderms are characterized by radial symmetry, several arms 5 or more, mostly grouped 2 left 1 middle 2 right radiating from a central body = pentamerous. The body actually consists of five equal segments, each containing a duplicate set of various internal organs. They have no heart, brain, nor eyes, but some brittle stars seem to have light sensitive parts on their arms. Their mouth is situated on the underside and their anus on top except feather stars, sea cucumbers and some urchins.

Address: 73 Lost Creek Rd, Natchez, MS, 39120, USA
Website: http://www.starfish.ch/reef/echinoderms.html