Entries on more than 200 extinct, endangered, vulnerable, and threatened animals and plants describe the individual species, its habitat and current distribution, and efforts to protect and preserve it.

Rev. ed. of: Endangered species / Rob Nagel. c1999.

v. 1. Mammals -- v. 2. Arachnids, birds, crustaceans, insects, and mollusks -- v. 3. Amphibians, fish, plants, and reptiles.