The strange world of sea mammals.
By: Illustrated by Joseph Sibal.
Contributors: Sibal, Joseph, illus.
Publisher: Putnam
Published: 1973
Place of publication: New York
Language: eng
Number of pages: 123
Subjects: Marine mammals -- Juvenile literature.; Marine mammals.
Other titles: Sea mammals.
Description: Discusses the origins, life cycles, environment, and prospects for survival of various mammals that spend all or part of their lives in the sea.
Notes: Bibliography: p. 119-[120]