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 ...

Two rare black wolves were captured on a wildlife camera wading through a stream in Poland over the summer, according to a newly released video by the SAVE Wildlife Conservation Fund Poland. Newsweek ...

Two rare black wolves, likely to be siblings, were spotted on camera crossing a stream in a Polish forest, a conservation ...

The wolves that killed the bison cow belonged to the Wapiti Pack, which utilizes a wide swath of territory, including the northern range in the winter. Yellowstone is home to nearly 5,000 bison ...

Late in the day, all of our searching and listening had finally paid off. Up on a low rolling, snow covered ridge, just out of sight, a pack of wolves had made a kill earlier in the day. What the ...

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

Just the day before, a pack of wolves known as the Wapiti, had found a large bull bison that was weak and injured. Based on its size, this big boy was near the end of its lifespan and the winter ...

One of the oldest and most beloved wolves in Yellowstone National Park died after a fight with a rival pack in late December, park officials said. Wolf and wildlife advocates are mourning the loss ...

Without a natural predator, they overgrazed the land, he said, and pointed to the success of wolves in Yellowstone in restoring biodiversity. "We want wolves here because we know the ecological ...

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 ...

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 ...

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.