The most dramatic mass extinction in Earth's history, which destroyed about 96 percent of the species,

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The most dramatic mass extinction in Earth's history, which destroyed about 96 percent of the species, occurred at the end of the Permian, around 252 million years ago. This extinction event is also known as the "Great Dying". The extinction of the dinosaurs occurred at the end of the Cretaceous, around 66 million years ago, and is attributed to a separate mass extinction event.

The Most Dramatic Mass Extinction in Earth's History, Which Destroyed