Yellowstone National Park sees millions of tourists every single year, but only a lucky fraction ever get a front-row seat to ...

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 ...

"Clearly, this pup had better things to do with it." ...

America's National Parks are home to some of the nation's most breathtaking and awe-inspiring landscapes, but they're also home to incredible animals that we don't often see in the city and suburbs.

Journey through Yellowstone’s stunning transformation, from summer’s vibrant energy to winter’s quiet wonder Yellowstone ...

A flare up of a disease that’s especially lethal to wolf pups took a toll on Wyoming and Yellowstone National Park wolf ...

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

Few animals symbolize wild interconnectedness quite like wolves, whose return helped reveal just how tightly ecosystems are ...