From thousands of monarch butterflies painting the skies to massive herds of bison on the move, the U.S. is home to some of ...

For nearly 30 million years, a 2,000-pound beast known as the entelodont ruled a sweeping empire from Mongolia to what is now ...

“For nearly 250 years, we called the bald eagle the national bird when it wasn’t,” said Jack Davis, co-chair of the National ...

That's the way one scientist puts it — referring to how infected wild birds survive long enough to spread it to birds and ...

From birds travelling non-stop for 11 days, to the incredible feats of caribou, discover some of the longest migrations animals ...

Researchers identified the fossil as Glyptodon reticulatus, a megafauna species from the Late Pleistocene epoch.

Travel like a local: Residents share their favorite places in our top city guides: New Orleans, Rome, Tokyo and Mexico City.

Explore the world's deadliest snakes, including the North America's Eastern Diamondback Rattlesnake, South America's ...

“The Lewyt name is synonymous with humane and compassionate care for all animals, and through their trust, Alex and Elisabeth ...

In the Meratus mountain range of Indonesia, researchers discovered two new species of fanged frogs, Limnonectes maanyanorum and Limnonectes nusantara. These frogs were found under the cover of ...

A small commercial flight carrying 10 people was reported missing Thursday in the northwestern US state of Alaska, according to law enforcement.