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News Release 11-084
Fossil Sirenians Give Scientists New Look at Ancient Climate
Change view of water temperature during time when first modern mammals emerged
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Geologist Mark Clementz samples tooth enamel from molars in the lower jaw of a Florida manatee.
Credit: University of Wyoming
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A fossil sirenian named Halitherium schinzi, shown at the Paris National Museum of Natural History.
Credit: Mark Clementz
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Manatees swim in Florida waters; their ancient relatives tell a story of climate change.
Credit: Elizabeth Murdoch
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A modern-day member of the Sirenia--a dugong--at the Sydney, Australia, aquarium.
Credit: Mark Clementz
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Scientists Jacob Sewall and Elizabeth Heness analyze climate change simulations.
Credit: Jacob Sewall
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A comparison of zonally-averaged precipitation for the Eocene (red) and modern times (blue-dashed).
Credit: Mark Clementz
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The researchers' work is described in the April 22, 2011 issue of the journal Science.
Credit: Copyright AAAS 2011
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