Darwin’s dilemma resolved: Evolution’s ‘big bang’ explained by five times faster rates of evolution

http://feedproxy.google.com/~r/sciencedaily/~3/lohQPp71Dyo/130912131753.htm

Biologists have estimated, for the first time, the rates of evolution during the "Cambrian explosion" when most modern animal groups appeared between 540 and 520 million years ago.

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