Sea stars use a unique water vascular system with what?
growth a ray feet oxygen porous energy Light volume
A B C D E F G H
Sea stars use hundreds of tube feet.
Sea stars use a unique water vascular system with feet
Sea stars use a unique water vascular system with what? (A) growth (B) a ray (C) feet (D) oxygen (E) porous (F) energy (G) Light (H) volume