Sea Mammals of the World

A Complete Guide to Whales, Dolphins, Seals, Sea Lions and Sea Cows *** Sea Mammals of the World describes in detail all 120 species of the world's whales, dolphins, porpoises, seals and sea lions, manatees (sea cows), sea otters, and the Polar Bear. Written by a team of experts and featuring more than 320 illustrations, 418 photographs, and 123 maps, this new guide offers more authoritative, up-to-date and accessible information than any book previously published on the subject. A general introduction outlines the evolution and taxonomy of marine mammals, distribution, migration, watching guidelines, identification techniques, organisations and laws that protect marine mammals, and more. Introductions to groups include comparative size illustrations, discussion of behaviour particular to the group, and other unique features.