What is an example of an echinoderm?
a fish eel starfish parasites ferns shark fertile algae
A B C D E F G H
Each starfish arm is lined with tube feet.
Starfish are an echinoderm with a unique water vascular system.
What is an example of an echinoderm? (A) a fish (B) eel (C) starfish (D) parasites (E) ferns (F) shark (G) fertile (H) algae