National Audubon Society guide to marine mammals of the world / illustrated by Pieter A. Folkens ; written by Randall R. Reeves ... [et al.]
Imprint
New York : Alfred A. Knopf, 2002
Descript
527 p. : ill., maps ; 24 cm
CONTENT
Introduction: What is a marine mammals? ; Range and habitat ; behavior ; Food and foraging -- Polar bears and otters -- Pinnipeds: Eared seals ; Walrus -- Cetaceans: Baleen whales ; River dolphins ; Beluga and narwhal ; Porpoises -- Sirenians: Dugong ; Manatees