The World of Whales, Dolphins and Porpoises: Natural History and Conservation Book

Whales, dolphins, and porpoises form the fascinating order of cetaceans. This easy-to-read introduction to their dazzling diversity contains information on some 85 species. The first section of the book sets the scene for life in the sea by piecing together the lives of whales, dolphins, and porpoises.The second section discusses the species in more detail, dividing them into family groups, with descriptions of cetacean families: right and grey whales, rorquals, sperm whales, beluga and narwhal, beaked whales, marine dolphins, porpoises, and river dolphins. There is also a quick fact file, bibliography, and index.