Around half a billion years ago, life on Earth went through a rapid transformation, diversifying into almost all of the major animal groups we see today. How and why the Cambrian explosion occurred ...
Morning Overview on MSN
A fossil site in southwest China reveals that complex animals evolved before the Cambrian period even started — pushing the timeline back by millions of years
For more than a century, the Cambrian explosion has served as biology’s big bang: the moment, roughly 538.8 million years ago, when complex animal body plans seemingly burst into the fossil record ...
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