Learn about the climate changes that followed the end-Permian extinction, allowing select species to take over the planet’s ...

Scientists don't call it the "Great Dying" for nothing. About 252 million years ago, upward of 80% of all marine species ...

Stanford scientists found that dramatic climate changes after the Great Dying enabled a few marine species to spread globally ...

After the end-Permian mass extinction, certain species thrived in warmer, oxygen-depleted waters, spreading globally. This ...

After Earth's worst mass extinction, surviving ocean animals spread worldwide. Stanford's model shows why this happened.

Less than 5 percent of the animal species in the seas survived ... For years scientists have known that the deep ocean lacked oxygen in the late Permian. But most life is concentrated in shallow ...

The researchers focused on the marine animal fossil ... information about ancient ocean oxygen levels and temperature conditions to build a climate model for end-Permian environmental change ...

Our planet’s first known mass extinction happened about 440 million years ago. Species diversity on Earth had been increasing ...

"The temnospondyls showed the same range of body sizes as in the Permian, some of them small and feeding on insects, and others larger. These larger forms included long-snouted animals that ...