Cambrian Explosion, timetable (Introduction)

by David Turell @, Thursday, July 18, 2013, 21:58 (4146 days ago) @ dhw

5-10 million years according to most of the literature. Nothing like it before hand. Not enough time for chance mutations to get the job done.-http://www.evolutionnews.org/2013/07/how_sudden_was_074511.html


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