Echinoderms have a unique water vascular system with tube feet, and echinoderms are represented by the starfish. Given these facts, what kind of animals has a water vascular system with tubed feet among the following options:
- animals
 - starfish
 - reeds
 - insects
 - warm-blooded
 - sponges
 - sea coral
 - four limbs


 

  starfish       