What has a water vascular system with tube feet?
humans blastoids bushes orchids Most plants ferns bacteria the Sun
A B C D E F G H
Echinoderms in the diorama include the crinoids and blastoids.
Blastoids have a unique water vascular system with tube feet.
What has a water vascular system with tube feet? (A) humans (B) blastoids (C) bushes (D) orchids (E) Most plants (F) ferns (G) bacteria (H) the Sun