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Fossil Find Is Ancient Beaver-Like Mammal That Outlived The Dinosaurs
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Former Toxic Waste Site Rocky Mountain Arsenal Refuge Is Now Home Of Rare Black-Footed Ferrets
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Poaching And Illegal Trading Threatens Third Of World's Cactus Species With Extinction
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Florida Museum Has World's Largest Collection Of Fossilized Poop
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800-Year-Old Turtle-shaped Tomb Found In China
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Farming On Mars Now Possible: Here's How NASA Astronauts Would Do It
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Bluetongue Virus Kills Hundreds Of Deer In Washington And Idaho
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51 Countries Release Climate Action Plans But Global Warming Forecasts Remain Grim
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Dinosaur Fossils from Montana Reveal How The Maiasaura Lived And Died
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Scientists Discover Prehistoric Tsunami Nearly As High As Paris' Eiffel Tower: Could It Happen Again?
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A New Shot Might Help Stop Animal Overpopulation
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Mathematics Lets Scientists Puts Distant Stars On A Scale For A 'Weigh-In'
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