A wildlife ranger in New Zealand filmed “rare footage” of a fight between a flightless bird and the country’s “largest reptile,” officials said. Photo from New Zealand’s Department of Conservation A ...

A bird of prey or a raptor is a bird that hunts and eats other animals. Because the prey is often large relative to the predator, these birds are equipped with sharp, hooked bills to tear into their ...

Millions of years ago, long-legged, big-beaked, meat-eating “terror birds” stalked the Americas. The imposing creatures ruled the roost as top predators of their ...

Skeleton of the terror bird Titanis walleri at the Florida Museum of Natural History. (Amanda via Wikimedia Commons / Creative Commons Attribution 2.0 Generic) (CN ...

After nearly 25 years of research, the mystery has finally been solved: Europe's largest bat doesn't just eat small birds—it ...

The Hell Creek Formation in what's now the Dakotas, Montana, and Wyoming was once home to some of the world's most beloved ...