Do Whales Have Belly Buttons?
Questions and Answers About Whales and DolphinseBook - 1999
Provides answers to such questions about various species of whales and dolphins as "Do all whales have teeth?", "How long do most whales live?", "Why do dolphins whistle?", and "Can dolphins save humans?"
Publisher: New York : Scholastic Reference, c1999
Characteristics: 48 p. : col. ill. ; 21 x 26 cm