In its 4.5 billion year history, Earth has undergone five mass extinctions and we are potentially in a sixth era of mass ...

Two hundred and fifty one million years ago, the worst mass extinction event Planet Earth has ever seen ruined the life of ...

Most people think of crocodilians as living fossils—stubbornly unchanged, prehistoric relics that have ruled the world's ...

Utah researchers think they now know how existing crocodiles and alligators were able to survive the last two extinctions.

Discover how crocodiles survived two mass extinctions thanks to their flexible diets and habitats, according to research.

Therapsids, the ancient relatives of mammals, once roamed Earth in great numbers during the middle to late Permian period.

The idea that extreme heat could one day cause a mass extinction and end the dominance of humans is not as farfetched as it ...

Researchers examined teeth and skulls of 99 extinct crocodylomorph species and 20 living crocodylian species to reconstruct their dietary ecology and identify characteristics that helped some groups ...

By Stephen Beech Crocodiles' ability to eat almost anything helped their ancestors survive two mass extinctions, suggests new ...

This allowed time to review species that would have lived around the time of the end-Triassic extinction, about 201 million years ago, and the end-Cretaceous extinction, 66 million years ago.