The jackalope is mythical, but Wyoming was home to an actual prehistoric rodent with two large horns on its head. The Ceratogaulus is one of the ...

Some were the size of a dog. Others were as large as polar bears. A newly-discovered fossil of the ferocious hyaenodont is helping scientists understand a little bit more about the mysterious ...

Millions of years after the last dinosaur roamed the earth, a new generation of killer animals rose to power. The Eocene, between 56-34 million years ago, was ruled not by killer reptiles but by a new ...

Yoho National Park in the Canadian Rockies holds evidence of prehistoric ocean life, including a new species. Gerry Shea via Unsplash Hundreds of millions of years ago, animals didn’t follow the same ...

Caves can be thought of as nature’s original prefabricated homes. Here are five animal species that choose to live in them. While the image of early humans huddled in caves has become an almost ...

Long before mammals dominated the land and even before the most famous dinosaurs appeared, Earth was home to a wide variety of powerful predators. While dinosaurs often get most of the attention when ...

An international team of paleontologists has discovered in the Karoo desert, in South Africa, a new species of prehistoric predator that is revolutionizing understanding of the origin of mammals. The ...

A piece of rock that rolled off a geological formation in Brazil held the key to the discovery of a new prehistoric species. Giaretta, et al (2025) Papers in Palaeontology As scientist Ariovaldo ...