Carnivorous dinosaurs may seem like the scariest prehistoric animals, but some prehistoric creatures were far more ferocious ...

As a matter of fact, one of the largest crocodiles ever was so big that one website called the species "bus-sized." Let that sink in for a moment. As we look at both extinct and current species of ...

The great white polar bear is the youngest and largest of the world's bear species — a mighty hunter and fierce defender of its young that's among the world's most vulnerable animals. Two-thirds of ...

the giant bear, roamed North America during the Pleistocene era, from around 2.5 million years ago until it went extinct approximately 11,000 years ago. Experts believe it was the largest land ...

The ‘ultimate goal’ of researchers at Colossal Biosciences in the US is to make extinction ‘a thing of the past’ ...

It had a large head, bill, legs, and talons. Its bill was up to 130 mm long, and its talons were up to 75 mm long ...

Its sharp talons and strong beak were adapted to catch prey as large as itself, and so it became the apex predator in the landscape of prehistoric New Zealand. The bird was the largest in its ...

Prehistoric humans are under suspicion of wiping out the largest birds that ever lived ... Zoological Society London Cut marks on the bones bear the hallmarks of human hunting and butchery Rather ...

Just in time for summer, the megalodon—the ancient, city bus-sized shark known as the “Megatooth”—has reared its ravenous snout. While the oceans are now safe from the Megatooth, which went extinct an ...

An abundance of atmospheric oxygen caused creatures such as scorpions and now-extinct ... bear a mosaic of millipede and centipede characteristics. … As the mystery of the affinities of the ...

A team of researchers analyzed a 12-million-year-old fossilized bone discovered in Colombia's fossiliferous Tatacoa Desert some 20 years ago.

This is how the Irish poet Richard Murphy described Newgrange in his 1985 poem of the same name, paying homage to one of the oldest—and biggest—prehistoric structures in all of Europe.