A new scientific review challenges the headline-grabbing claim that Yellowstone’s returning wolves triggered one of the strongest trophic cascades on Earth. Researchers found that the reported 1,500% ...

Over the last three decades, Yellowstone National Park has undergone an ecological cascade. As elk numbers fell, aspen and willow trees thrived. This, in turn, allowed beaver numbers to increase, ...

Players are stepping into the lives of Yellowstone wolves, turning gaming into an emotional and educational survival ...

A new study documents the complex interactions between cougars and gray wolves in Yellowstone National Park and finds their ...

Tourists visiting Yellowstone National Park on October 6 were left stunned after witnessing a man walk straight toward a wild wolf pack in what authorities are calling a highly dangerous and reckless ...

Add Yahoo as a preferred source to see more of our stories on Google. On four separate occasions, Wolf 907F seized power as the alpha female leader of the Junction Butte Pack in Yellowstone National ...

At any one time, there are between 150,000 to 200,000 people worldwide playing the online game WolfQuest. That's where you become a wolf in ...

This winter saw the most wolves from Yellowstone National Park killed in about a century. That's because states neighboring the park changed hunting rules in an effort to reduce the animals' numbers.

In 1995, 14 wolves were relocated to Yellowstone National Park from an area near Jasper National Park in Alberta, Canada. These 14 wolves became the first to roam Yellowstone in seventy years since ...

Gary Lee shares more stories from his trip to Yellowstone as well as photos of wildlife, including a rare wolf sighting.

When gray wolves returned to Yellowstone National Park, the public heard a simple story: predators came back, balance ...