In one clip, a black wolf and a gray wolf slowly crossed a stream in the forest, the water nearly up to their bellies, before ...

Yellowstone is home to nearly 5,000 bison, which must contend with wolves in the winter ... According to the park, bison can attain speeds of 30 mph, so stampedes are awesome and, at times ...

The video footage, released on SAVE Wildlife Conservation Fund Poland's Facebook page on February 4, compiles two clips from the wildlife camera. The first shows a black wolf slowly padding through ...

A new study reveals the profound ecological effects of wolves and other large carnivores in Yellowstone National Park, ...

As people gathered on a road in Yellowstone to watch a pack of wolves devour a bison, the buffalo’s herd charged into them ...

A new study has unveiled the far-reaching ecological impact of wolves and other large carnivores in Yellowstone National Park ...

Ranchers in Teller County are expressing concern after a gray wolf was spotted for the first time in the county.

A pack of wolves took down a bison in Yellowstone National Park and attracted a crowd of people — that the rest of the bison ...

When temperatures dip below zero in Yellowstone National Park, tourists are scare but the park’s 4,500 bison carry on out of ...

Laws and regulations adopted by Montana and Idaho lawmakers to reduce wolf populations were "at odds with modern professional ...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Cathy Whitlock, Regents Professor ...

A new study reveals the profound ecological effects of wolves and other large carnivores in Yellowstone National Park, showcasing the cascading effects predators can have on ecosystems.