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Last updated on April 21, 2014 at 1:20 EDT

New Evolutionary Mechanism Found In Ancient Fish

October 7, 2013

This video shows how the number of skeletal elements in the vertebral column became doubled in Saurichthys without an increase in the number of vertebrae.

Credit: UZH

[ Read the Article: Fossil Leads To Discovery Of New Evolutionary Mechanism For Body Elongation ]