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Avian dinosaurs survived the extinction event of the dinosaurs.
the idea that extinction evedince is a natural event
No, child, I was not a witness to the Permian Extinction.
The Permian extinction event is the only known mass extinction of insects.
The Permian extinction event occurred about 252 million years ago.
I think it's extinction.
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More specifically an "extinction event".
An eruption of the Yellowstone caldera occurs it will likely be an extinction level event.