Order Code: BM107DV    ISBN : 9781930527300
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After examining the basic characteristics of the phylum (soft body, muscular foot, mantle cavity with gill, and hard calcified shell), study the four most familiar classes of molluscs (chitons, gastropods, bivalves, and cephalopods) in depth, viewing structure, life history, adaptations, and ecological interactions. 17 minutes. ©2006.

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