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echinoderms blume

Blume Ch. 13.4 Echinoderms

Where are Echinoderms found? In Oceans all over the world
What does Echino mean? "Spiny"
What do Echinoderms feed on? Both plants and animals
What main organ do Echinoderms do not have? A brain
What compensates for it? A nerve ring the surrounds the mouth.
About how many species of Echinoderms are there? About 6000
What do Sea Stars do to eat and open up their prey? Their tubed feet.
How do Sea urchins defend themselves? Spikes
How are Echinoderms useful? They feed on dead organism and help recycle material.
"Apparenly" when did the genesis of this species begin? about "400 million" years ago. (Lies)
Created by: Jdarvish