Stunning viral footage shows a grizzly bear fighting a wolf over the remains of a dead animal in a river, proving size matters in the wild kingdom.

Wolf and grizzly bear sightings are fairly common in Yellowstone. But scenes such as these, illustrating the life-or-death struggle for sustenance among apex predators, are rarely documented in such ...

Japanese officials contending with an increasingly aggressive bear population are leaning heavily on a creative solution to stop attacks before they begin. No, it's not a seasonal Spirit Halloween ...

Add Yahoo as a preferred source to see more of our stories on Google. Trail-cam footage from Minnesota shows a wolf dropping two fish in the forest before rushing out of frame, presumably to continue ...

The animatronic robot uses flashing LED lights for eyes, blaring sounds and jarring motions to scare wildlife away. The ...

Two hikers were injured in a bear attack near Biscuit Basin in Yellowstone. The NPS believes a sow and cubs were involved.

"Monster Wolf" is an animatronic scarecrow with flashing red eyes that howls and growls menacingly to scare away wild animals.