The sea star belongs to the group known as echinoderms, which also includes sea urchins, sand dollars, and sea cucumbers. Echinoderms are characterized by their radial symmetry, a calcareous endoskeleton, and a water vascular system. They are primarily found in marine environments and play important roles in their ecosystems.
Sea Stars, also know as starfish, belong to the animal group echinoderms.
The sea cucumber belongs to the same animal group as the starfish, the echinoderms.
Sea anemone are cnidarians.
the sea star is in both animal and plant group
this is an unclear question to answer. for protection would be my answer. but to give a completely true answer requires knowing what sea animal(s) are we talking about.
in animal
Horse
Fish
They Belong to the class asteroidea
The sea star is often percieved as a starfish, but is is not a fish at all. It is part of a group called echinoderms. This group also includes sea cucumbers and sea urchins. They all have tube feet, they're invertabraes, they have a skeleton under their skin and they have no head.
I have a sea star, a mollusc, and a mushroom. The sea star is most closely related to a human.
Crustacean