Long before T. rex, the Earth was dominated by super-carnivores stranger and more terrifying than anything dreamed up by ...

At the end of the Permian Period, around 250 million years ago, ... Cheetahs are known for being lean and agile, characteristics that help make them the fastest modern-day land animals.

The end-Permian mass extinction occurred around 252 million years ago, and wiped out over 80% of marine species and 70% of ...

While the most massive animals on land are African elephants, the aquatic mammals are many times larger again. An adult blue whale , the largest animal to ever live, weighs around 180,000kg – or ...

On land less than a third of the large animal species made it. ... Permian oceans also might have been poisoned with CO2, according to Andrew Knoll, a paleobiologist at Harvard.

The study, published February 14 as a Reviewed Preprint in eLife, is described by the editors as an important paper on the recovery of animal and plant life on land following the end-Permian mass ...

The Great Dying at the end of the Permian Period 250 million years ago may have been amplified by El Niño events far stronger and longer lasting than any today.. These mega El Niños caused wild ...

An ancient climate tipping point is revealed in new fossils dating back to Earth’s most severe extinction event, called the ...

A land predator that lived during the ill-fated Permian Period functioned like a “big cat,” such as a tiger or lion, that dominated its local food chain, according to the scientists behind a new ...

Life on land throughout the Permian Period, which lasted from about 298 million to 252 million years ago, was dominated by synapsids, ... They named the animal Inostrancevia africana, ...

Tropical riparian ecosystems—those found along rivers and wetlands—recovered much faster than expected following the end-Permian mass extinction around 252 million years ago, according to new ...