Even though echinoderm has cute appearance, you should near be mistaken by thinking that all echinoderms are weak animals. They are predators. The tube feet of sea star will be used to grip the prey such as oysters and clams.
Starfish or sea stars are echinoderms About living species of starfish occur on the seabed in all the world's oceans, from the tropics to subzero polar waters. They typically have a central disc and five a