Echinoderms : Sea Stars, Sea Urchins, Sea Cucumbers and More

Here are the echinoderm facts! From starfish to sea urchins, crinoids, brittle stars, and sea cucumbers - here's everything you need to know about these often prickly and brightly-colored marine invertebrates! Echinoderms (Echinodermata). Facts about echinoderms! Echinoderm documentary.

00:00 - Introduction to Echinoderms
01:19 - Echinoderm Body Structure
02:03 - Echinoderm Defense Mechanisms
04:10 -The Water Vascular System
06:13 - Echinoderm Feeding Methods
06:37 - Crinoids
07:09 - Sea Stars (Starfish)
07:35 - Brittle Stars
07:47 - Sea Urchins
08:18 - Sea Cucumbers
08:42 - Echinoderm Reproduction