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Record #:
25785
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Abstract:
Kenneth Lohmann and his colleagues have a new theory about how sea turtles and salmon routinely migrate back to their birthplaces. They suggest that animals at birth may read and store the Earth’s magnetic signature in their memory to help them migrate home.
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Record #:
17415
Author(s):
Abstract:
Animals and birds migrate for food and to reproduce. However, it's the \"how they do it\" that is the question researchers haven't answered yet. Some birds make 6,000-mile roundtrips; whales cross oceans; and monarch butterflies fly down to Mexico. All follow the routes of their ancestors, but the \"how\" remains.
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