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Rock-paper-scissors game may spur evolution of new species
Competition among male side-blotched lizards takes the form of a rock-paper-scissors game in which each mating strategy beats and is beaten by one other strategy, research has shown. Barry Sinervo, a...
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Eagles “Tagged” From Fallen Feathers
DNA “fingerprinting” has become a reliable way to identify individual humans or animals. A biological sample such as blood, semen, or hair can be matched to an individual. Eastern imperial eagle chick...
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Corn Domesticated From Mexican Wild Grass 8,700 Years Ago
Maize was domesticated from its wild grass ancestor more than 8,700 years ago, according to biological evidence uncovered by researchers in Mexico’s Central Balsas River Valley. This is the earliest...
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Wild Chimps Find Technical Solutions to Crack Open Bee Hives
Wild chimpanzees using tools to raid bee nests have been observed in many parts of Africa. Now observations of chimpanzees in the Congo Basin indicate that they may have developed sophisticated...
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National Geographic Names 2009 Class of Emerging Explorers
An epidemiologist, an aquatic ecologist, a geo-archaeologist, an ethnobotanist, and an urban planner, are among ten visionary, young trailblazers from around the world that have been named to the 2009...
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Croc-Catching, Snake-Wrestling Brady Barr Talks About His Work
Photo of Brady Barr with giant salamander courtesy National Geographic Channel Brady Barr, we once reported in National Geographic News, is a man whose work bites. “I’ve had so many bumps, bruises,...
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NatGeo News Contributor Stefan Lovgren Wins Top Award
Stefan Lovgren (right) and Zeb Hogan in Mongolia, holding a taimen. Photo courtesy Stefan Lovgren National Geographic News contributor Stefan Lovgren is the winner of this year’s AAAS Science...
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