A 700-year-old forest lies within sight of North America's busiest highway, according to one biologist. Surprisingly, many ...

North America used to be crawling with giant mammals, from dire wolves to big cats. Horses and camels evolved on the continent while others, like bison, crossed over from Asia. Most of these mammals ...

The legacy of "sea dogs" has welcomed two more chapters. Two new species of prehistoric sharks have been discovered by experts in the deep geological layers of the USA, according to Daily Galaxy. They ...

A U.S. company has taken a step aimed at bringing the dire wolf back from oblivion. Dallas-based Colossal Biosciences has announced the birth of three genetically engineered wolf pups − all with ...

Across its time harbouring life on Earth, North America has seen some of the most dangerous animals known to the fossil record. The continent has seen everything, from giant dinosaurs, to monstrous, ...

Traskasaura sandrae is a "very odd" mix of primitive and derived traits. A prehistoric sea monster never-before-known to man was hunting prey in North America 85 million years ago, fossils found ...

Thunder beasts were among the first mammals to truly live large. The biggest of these rhino-like creatures, called brontotheres by experts, stood taller than eight feet at the shoulder and weighed ...