A guide in Yellowstone National Park on Monday shared stunning footage showing a black wolf partially obscured by mist as other wolves remained mostly hidden in the background. “This was the ...

The dark fur is rare in Europe due to a reduced genetic diversity, but at least half of the wolf population has black fur in Yellowstone National Park in the United States. Because wolves travel ...

When two top predators clash, you might think a grizzly would take the prize, but a pack of wolves won't give up their dinner ...

For most animal biologists, seeing an all-black variant of their studied species would be a once-in-a-lifetime experience. But in North America, especially in Yellowstone National Park where a large ...

The black wolf’s fur was covered with frost from the long, cold night, but it now was howling right in front of us. What a ...

But the huge fire of 1988 ultimately produced few large trees. The elimination of Yellowstone's wolves allowed the elk to browse aspens unchecked. Finally, Ripple and Larson decided to look within ...

It's white and it's small.'' Grizzly bears and wolves are usually the star attractions for wildlife watchers in Yellowstone but this spring, a tiny and exceedingly rare white buffalo calf has ...

The dark fur is rare in Europe due to a reduced genetic diversity, but at least half of the wolf population has black fur in Yellowstone National Park in the United States. Because wolves travel ...

The dark fur is rare in Europe due to a reduced genetic diversity, but at least half of the wolf population has black fur in Yellowstone National Park in the United States. Because wolves travel in ...