Analysis of a fossil suggests plumage first evolved for display, not flight.
© 2010 National Geographic | Original image link: http://bit.ly/bsuElc
© 2010 National Geographic | Original image link: http://bit.ly/bsuElc
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Top Stories | February 9
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January cold snap caused rare wintertime coral bleaching and die-offs for Florida’s coral reefs.
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A computer simulation finds that leaves' circular networks are efficient at getting around damaged spots and varying distribution load.
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Ancient bat may well have used sound waves to sense the world, Sid Perkins reports in the latest Deleted Scenes blog.
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Wildlife managers compare ways to keep bears away from food and people.
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More in Life
Wildlife managers compare ways to keep bears away from food and people.Dry and blowing in the breeze, rotifers are safe from a deadly fungus — and perhaps from the vulnerabilities presumed to accompany asexual reproduction. Researchers find microscopic structures in some fossils that may have held pigments. In species with pregnant males, females may put something extra into eggs. New species have evolved at a surprisingly rapid pace, new study suggests |
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Science News
Newly discovered trackways much older than previous evidence for sea-to-land transition.1|30 Issue Links Genetics provide a starting point for diagnosis and potential vaccines. |
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Book Review: What On Earth Evolved? 100 Species That Changed the World
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