This new copy was damaged during shipping from publisher. Bumped corners with a few dog-earred pages. Marine mammals include some of the most fascinating animals on Earth. Whales, dolphins, seals and sea lions, have developed a completely different set of adaptations from their terrestrial ancestors and relatives. Volume 4 of the HMW series provides complete accounts of all species and families in these important groups. Lavishly illustrated with color photographs showing different behaviors of all of them, the text contains the latest up-to-date information on all families of sea mammals.
Coverage of: Trichechidae (Manatees), Dugongidae (Dugong), Phocidae (Earless Seals), Otariidae (Eared Seals), Odobenidae (Walrus), Platanistidae (South Asian River Dolphin), Lipotidae (Baiji), Ziphiidae (Beaked Whales), Iniidae (Amazon River Dolphins), Pontoporiidae (Franciscana), Delphinidae (Ocean Dolphins), Monodontidae (Narwhal and Beluga), Phocoenidae (Porpoises), Physeteridae (Sperm Whale), Kogiidae (Pygmy and Dwarf Sperm Whales), Balaenidae (Right and Bowhead Whales), Neobalaenidae (Pygmy Right Whale), Eschrichtiidae (Gray Whale), Balaenopteridae (Rorquals).