What Are 5 Characteristics Of Echinoderms?
What Are 5 Characteristics Of Echinoderms? They have a star-like appearance and are spherical or elongated. They are exclusively marine animals. The organisms are spiny-skinned. They exhibit organ system level of organization. … They are triploblastic and have a coelomic cavity. The skeleton is made up of calcium carbonate. What is a unique characteristic of