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

Yellowstone National Park. Wolf portrait taken from a vehicle in a pullout. Yellowstone National Park. Wolf, magpies, and ravens at carcass near Soda Butte.

One of Yellowstone Natural Park’s most famous denizens has tragically passed. Wildlife researchers have confirmed that the long-lived wolf 907F—also known as “Queen of the Wolves“—died ...

Colorado voters narrowly decided to reintroduce gray wolves to the western part of the state, sparking tensions with ranchers ...

Since then, their numbers have nearly tripled to between 120 and 130 at Yellowstone. There is one wolf called Wolf 302M that has been honored by the Yellowstone Heritage and Research Center ...

The most famous wolf in Yellowstone National Park, collar number 907F, has died. Known as the “Queen of the Wolves” for her prolific lineage, 907F produced 10 litters of pups in 11 years ...

Although the total number of surviving offspring are unknown, she is considered the most reproductively successful wolf in Yellowstone’s history. 907F overcame adversity time and again during ...

Doug Smith, leader of the Yellowstone Wolf Project, recorded the fewest breeding pairs since 2000. "We have a declining wolf population," he says. "Numbers never got as high as we expected based ...

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 ...

Wolves from British Columbia and Copper Creek Pack released on Western Slope in support of wolf restoration in Colorado on ...

Those who want to learn about Yellowstone wildlife in a more controlled environment should take a break from the park and head to the Grizzly & Wolf Discovery Center. This nonprofit (that's also ...

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 ...