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Mollusks and Crustaceans (Science Around Us (Child's World (Firm)).)
Mollusks and Crustaceans - Science Around Us Child's World Firm Author:Peter Murray Walking along the beach, a glint of something colorful in the sand may catch your eye. You bend down and discover a beautiful shell. You've just found a mollusk! Investigate the amazing creatures that live in these portable homes and learn about their shellfish cousins, the crustaceans.