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During the 4th Extinction, or Triassic-Jurassic extinction, 90% of all species died within just 10,000 years. The 4th Extinction was thought by many scientists to have been caused by massive volcanic activity or asteroid impacts resulting in severe climate change.

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12y ago
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13y ago

Up to this year I'd say the dinosaurs still.

no, it happened about 250 million years ago. it was called The Great Dying.

--Also known as the Permian Extinction.

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Q: What was the fourth major extinction event?
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What are the extinction of animals in the very distant past?

There were five major extinction events in the past. They are called the Cretaceous-Tertiary (or K-T) extinction event, the late Devonian mass extinction, the Permian mass extinction, the Ordovician-Silurian mass extinction and the Triassic-Jurassic mass extinction event.


What is the a period of time called when many species disappeared?

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What was the second major extinction event?

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What is the name of the major extinction that preceded the Mesozoic era?

The Permian-Triassic extinction event. Also known as the P-Tr extinction or the Great Dying, where 96% of all life died out.


What was the major event of the Jurassic Period?

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What happened at the end of both the mesozoic and palezoic eras?

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What survived the extinction event of the dinosaurs-?

Avian dinosaurs survived the extinction event of the dinosaurs.


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the idea that extinction evedince is a natural event


How do I use Permian Extinction in a sentence?

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.


What is a very sudden elimination of a species from a catastrophic event?

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What major event event occurred at the end of the Paleozoic era?

The Permian-Triassic Extinction Event happened at the end of the Paleozoic Era. It is widely recognised as the greatest extinction in Earths history. It was also known as the "Great Dying". 90% of all marine species, 60% of all land vertebrates and 58% of all genera of insects became extinct. It is the only known mass extinction of insects.