1555437
9780791069967
Defines echinoderms, such as sand dollars and crown-of-thorns sea stars, and describes their physical characteristics, life cycles, habitats, sense, food, and means of self-defense.Blaxland, Beth is the author of 'Sea Stars, Sea Urchins, and Their Relatives Echinoderms' with ISBN 9780791069967 and ISBN 0791069966.
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