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Return to the Sea
The Life and Evolutionary Times of Marine Mammals
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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 and walked on land, to deep diving elephant seals and clam eating walruses of modern times. The story of the evolution of these fascinating animals, their life and habits, offers a valuable perspective in some cases lessons for the future. Berta also informs readers about current controversies in the field of marine mammalogy presenting a balanced view based on careful evaluation and interpretation of the evidence. She shows that the future of marine...
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 and walked on land, to deep diving elephant seals and clam eating walruses of modern times. The story of the evolution of these fascinating animals, their life and habits, offers a valuable perspective in some cases lessons for the future. Berta also informs readers about current controversies in the field of marine mammalogy presenting a balanced view based on careful evaluation and interpretation of the evidence. She shows that the future of marine mammals depends on each of us- scientists as well as the informed public- working together to avoid crises before they develop or appropriately managing those that arise.
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