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

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.

A mass extinction event wiped out around 90% of life. What followed has long puzzled scientists: The planet became lethally ...

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

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 ...

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 ...

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 world’s oldest mammal has been identified using fossil dental records – predating the previously confirmed earliest mammal by about 20 million years – in a new discovery hailed as ...

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 ...