Amazing animals of the sea   marine mammals 

 - [Washington, D.C.]  National Geographic Society  c1981. 
 - 104 p. :  col. ill. ;  28 cm. + 
<br/><br/>Bibliography: p. 104. 
<br/><br/> Discusses the characteristics and habits of the whale, dolphin, manatee, sea otter, sea lion, seal, and other marine mammals. 
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<br/><br/><label>ISBN: </label>0870443828  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marine mammals--Juvenile literature.<br/>Marine mammals.<br/>Mammals.
<br/><br/><label>Dewey Class. No.: </label>Cir 591 B32a 1981