Return to the sea : the life and evolutionary times of marine mammals / Annalisa Berta ; illustrated by James L. Sumich and Carl Buell.

"Return to the Sea portrays the life and evolutionary times of marine mammals--from giant whales and sea cows that originated 55 million years ago to the deep diving elephant seals and clam-eating walruses of modern times. This fascinating account of the origin of various marine mammal lineages...

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Bibliographic Details

Main Author:	Berta, Annalisa
Format:	Book
Language:	English
Published:	Berkeley, CA : University of California Press, 2012.
Edition:	1st ed.
Subjects:	Marine mammals > Evolution.