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Millions of years ago, the megalodon ruled the oceans – why did it disappear?

  • Written by Michael Heithaus, Executive Dean of the College of Arts, Sciences & Education and Professor of Biological Sciences, Florida International University
imageRoaming the ancient seas eons ago, the megalodon shark eviscerated its prey with jaws that were 10 feet wide.Warpaintcobra/iStock via Getty Images Plusimage

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When did the megalodon shark go extinct,...

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