A tour group watched a pack of wolves unsuccessfully try to take down a bison in Yellowstone National Park this past weekend.

This tireless researcher, widely recognized as "the ultimate guru of wolf behavior," talks about his long-awaited memoir ...

It's eat or be eaten in Yellowstone National Park. The wildlife of the iconic park can broadly be categorized as prey and predators. Among the approximately 70 different mammal species, those that ...

A mild winter means fewer rotting big game carcasses for Wyoming grizzlies to feast on this spring and wolves are getting ...

Once the bear reached the area where the wolves were, the wolves must’ve smelled him ... then all chaos broke out.” ...

Add Yahoo as a preferred source to see more of our stories on Google. A photographer has captured a strikingly graphic image that reveals the raw dynamics at play during winter in Yellowstone National ...

Footage shows woman mulling next move after finding herself just feet from a large bison.

WARSAW, Poland (AP) — A pack of wolves in eastern Poland made a wrong choice of prey when it tried to attack a herd of bison, but was dismally chased away. An online camera installed by state forestry ...

Add Yahoo as a preferred source to see more of our stories on Google. A tour guide and his client this week witnessed an extraordinary scene involving wolves chasing two elk for 3-plus miles in ...

A photographer has captured a strikingly graphic image that reveals the raw dynamics at play during winter in Yellowstone National Park. From Big Sky Wildlife, aka Scott Brovsky, via Instagram on Jan.