An asteroid at the end of the Cretaceous Period ended the dinosaurs, but earlier smaller extinctions dramatically set the ...

The ancestors of today’s crocodylians survived two mass extinction events. A new study has revealed a key factor behind their ...

It’s quite remarkable that a class of animals that turn up their toes at a bit of pollution could survive the asteroid strike ...

Cretaceous climate crisis with extreme heat and ocean anoxia led to the extinction of powerful marine predators.

In its 4.5 billion year history, Earth has undergone five mass extinctions and we are potentially in a sixth era of mass death. Today’s crocodylians are the surviving members of a lineage called ...

So many extinction-level events happened in ancient times, it is a wonder anything survived. These the ones that killed the ...

The sudden heat altered oceans’ chemical composition, which affected some top aquatic reptilian predators more than some ...

By the end-Cretaceous mass extinction event (punctuated by the meteor that killed the non-avian dinosaurs), most of the survivors are semiaquatic generalists and a group of aquatic carnivores.

Around 66 million years ago, Earth endured a mass extinction event that marked the end of the Cretaceous and the start of the Paleogene period. Roughly 75% of all species vanished, including every ...

For decades, scientists have debated what wiped out the dinosaurs 66 million years ago. The usual suspects? A massive ...

“Previous research has shown this in ocean invertebrates and some mammals through the end-Cretaceous mass extinction, but this work shows that the same basic patterns are at play in croc ...