The Phylum Echinodermata contains animals like sea stars ("starfish"), sea urchins, crinoids, and sea cucumbers. These invertebrates get their name from the Greek meaning "spiny skin" and exist only in the ocean. In this marine science video, Jonathan explores the biology of echinoderms!

#echinoderms #starfish #marinebiology

JONATHAN BIRD'S BLUE WORLD is an Emmy Award-winning underwater science/adventure series featuring underwater cinematographer/naturalist Jonathan Bird.

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