IN the icy and swampy pasts of the ancient British Isles, colossal creatures were free to roam. Much has changed in the ...

The polar bear has become a symbol for threatened wildlife, and its future in a warming world has created much controversy. The predator’s past is equally controversial. The evolutionary history of ...

Although the planet is currently home to some massive bears, prehistoric bears used to be much, much, bigger. Polar bears and ...

Fossilized bones discovered decades ago and hailed at the time as the oldest human remains found in Japan turn out to be from a prehistoric bear, a new analysis shows.

Despite being one of the most widely dispersed clades of prehistoric reptiles, the paleoecology of pterosaurs is poorly ...

In prehistoric North America, the short-faced bear (Arctodus simus) ruled the land. It was one of the biggest and most powerful predators the world has seen, weighing an immense 900 kilograms and ...