Clues to the EndPermian Extinction

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Paleoecologist Conrad Labandeira travels to the Karoo Basin of South Africa to find leaf fossils from the Permian-Triassic boundary, the time of the Earth's largest mass extinction. What can bug bites on the leaves tell us about the food web during a global upheaval? What can they tell us about our own uncertain times? • Learn More: http://paleobiology.si.edu/index.html • • Find more Smithsonian scientists: http://www.smithsonianeducation.org/s...

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