Swimmers
By: [created and written by John Bonnett Wexo ; chief artist, Walter Stuart].
Contributors: Stuart, Walter, 1955- ill.
Edition: 1st ed.
Series: Prehistoric zoobooks ;; bk. 4
Publisher: Wildlife Education
Published: 1989
Place of publication: San Diego, Calif
Language: eng
Number of pages: 75
Subjects: Vertebrates, Fossil -- Juvenile literature.; Fishes -- Evolution -- Juvenile literature.; Vertebrates, Fossil.; Prehistoric animals.; Fishes -- Evolution.
Description: Studies the origin of animals with backbones, or vertebrates, as they evolved into the fishes of prehistoric seas and oceans.