Sponges, Jellies. Flatworms. Mollusks. Crustaceans. Echinoderms. Invertebrates such as these are constantly being discovered in out-of-the-way parts of the planet: in deep-sea vents, living on or in the bodies of other animals, burrowed in the sand, or floating in the open sea. Invertebrates examines the various orders of these fascinating creatures--their lifecycles, their friends and enemies, and their place in the natural world--filling the need in the science curriculum for accessible scientific facts on the complex ...

Invertebrates 2005, Franklin Watts, New York, NY

ISBN-13: 9780531120217