A prehistoric sea monster never-before-known to man was hunting prey in North America 85 million years ago, fossils found ...

Before the Spanish introduced modern horses to the New World, horses roamed wild in North America, then they disappeared, but ...

If Yellowstone is dangerous now, it’s a cakewalk compared to the Pleistocene age where humans had to contend with mammoths, ...

At a site known as Natural Trap Cave, a team of scientists are rappelling down to uncover the secrets of what the Earth was ...

The extinct mammals were about five times larger than a grizzly bear–and filled caves with their poop.

During the late Pleistocene ... contributing to horses’ decline in North America. The findings could inform modern conservation approaches. Large animals, or megafauna, play critical roles ...

Molecular clues from collagen in old bones are teaching us about the lives, movements, and demise of Ice Age megafauna like ...

A cast of a Deinosuchus, which lived 83.5 million years ago in the United States and was similar to modern alligators. They ...

Discovered in 1998, the “Brickell Point Site” is one of the natural wonders of Miami. The Miami Circle at Brickell Point is a ...

Texas is home to a large and diverse range of animal species, however some of them are considered rare or infrequently ...