Dolphins and porpoises
By: [written by Janelle Hatherly and Delia Nicholls].
Contributors: Nicholls, Delia.
Series: Great creatures of the world
Publisher: Facts on File
Published: 1990
Place of publication: New York
Language: eng
Number of pages: 68
Subjects: Dolphins -- Juvenile literature.; Porpoises -- Juvenile literature.; Dolphins.; Porpoises.
Description: Describes the physical characteristics, habits, and natural environment of dolphins and porpoises and discusses their evolution and relationship to human beings.
Notes: Includes index.