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

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

Before cities and highways, America was home to monstrous predators that dwarfed today’s wildlife. Saber-toothed cats, dire wolves, and terror birds roamed the ancient landscapes, dominating ...

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

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

These small, common birds should not be confused with European house sparrows, which are an invasive, non-native species. Chipping sparrows (Spizella passerina) were once one of the most populous ...

Herpetologist Paul Crump, who oversees reptile conservation projects for TPWD, says the turtles' ability to remember and ...

Based on an unprecedented discovery in Alberta, Canada, The Journey North, tells the epic tale of one of the largest dinosaur herds that ever lived, the Pachyrhinosaurus, through the eyes of one of ...

From big cats (we really mean big cats) to a flock of squawking parrots, these exotic animals make America home.

The bones all belong to the Pachyrhinosaurus lakustai, a horned dinosaur characterized by a thick bump on its nose. Over eight thousand bones of this single species have been discovered at the site, ...

Now, new evidence suggests these animals had lipped mouths, like modern-day lizards (below). Illustration by Mark P. Witton Whether or not dinosaurs had lips has been a matter of debate among ...