Prehistoric fish extinction cleared path for vertebrates: study

Posted by Washington Post: Juliet Eilperin on May 17th, 2010
Agence France-Presse: A mass extinction of prehistoric fish some 360 million years ago cleared the path for the evolution of modern vertebrates, a study published Monday has found. "Everything was hit; the extinction was global," said lead author Lauren Sallan of the University of Chicago. "It reset vertebrate diversity in every single environment, both freshwater and marine, and created a completely different world." While the mass extinction at the end of the Devonian period is among the ......

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