echinoderms have canal system
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➡️The water vascular system of echinoderms is essentially a system of fluid-filled canals that extends along each of the body regions and has many external projections called tube feet.
➡️Although most species lack respiratory and excretory organs,echinoderms do have a circulatory system and a digestive system.
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nice to help you ✌️✌️
➡️The water vascular system of echinoderms is essentially a system of fluid-filled canals that extends along each of the body regions and has many external projections called tube feet.
➡️Although most species lack respiratory and excretory organs,echinoderms do have a circulatory system and a digestive system.
thanks....
nice to help you ✌️✌️
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