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Biggest five – or six? – mass extinctions ever

Over 99% of all the animal species that have ever lived are now extinct. Here are Earth’s biggest extinctions, in under 5 minutes. New video from AsapSCIENCE.

More from AsapSCIENCE: Animals we wish still existed

Bottom line: Video from AsapSCIENCE describes Earth’s biggest extinction events in under five minutes.

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Eleanor Imster

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