Why certain fishes went extinct 65 million years ago

Large size and a fast bite spelled doom for bony fishes during the last mass extinction 65 million years ago, according to a new study to be published March 31, 2009, in the Proceedings of the National Academy of Sciences.

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<p><a href="http://www.physorg.com/news157294064.html">Why certain fishes went extinct 65 million years ago</a></p> <p>Large size and a fast bite spelled doom for bony fishes during the last mass extinction 65 million years ago, according to a new study to be published March 31, 2009, in the <i>Proceedings of the National Academy of Sciences</i>.</p>