Includes bibliographical references (p. 63) and index.

What is an invertebrate? -- Broad sea fan -- Giant Gippsland earthworm -- Edible sea-urchin -- Velvet worms -- Southern damselfly -- Orange-spotted emerald -- Red-kneed tarantula -- Kauai cave wolf spider -- Great raft spider -- European red wood ant -- Hermit beetle -- Blue ground beetle -- Birdwing butterfly -- Apollo butterfly -- Avalon hairstreak butterfly -- Hermes copper butterfly -- Giant clam -- California Bay pea crab -- Horseshoe crab -- Cushion star -- Freshwater mussel -- Starlet sea anemone -- Partula snail.

"Describes various invertebrates that are endangered and at risk of becoming extinct. Data Sheet sidebars and maps accompany the text"--Provided by publisher.