Wolves are among Yellowstone's most popular sights – so popular and so closely watched they can become accustomed to seeing ...

The clip showed the intruder marching across the field as five black wolves were moving towards him ...

Too close for comfort as photographer captures video of an unidentified man approaching a pack of wild wolves.

Image Credit: At Home In Wild Spaces ...

Wolves, especially pups, risk their lives when they cross the Yellowstone boundary.

A wild and flat-out reckless moment in Yellowstone National Park has gone viral after a wildlife photographer captured a man ...

Yellowstone's iconic wolf population is a must-see for wildlife and outdoor enthusiasts like Keith, who recorded the ...

Tourists visiting Yellowstone National Park on October 6 were left stunned after witnessing a man walk straight toward a wild ...

Add this to the list of "badly behaved Yellowstone tourists" caught on tape. This wild scene unfolded on Oct. 6, when photographer Keith Allen Kerbs said he was photographing a pack of black wolves at ...

Scientists investigated Yellowstone's famous “ripple effect” and reveal that the impact of wolves on willow trees may have been exaggerated.

Keith Kerbs was watching wolves at Yellowstone National Park when he saw a man getting very close to them. That's when he ...

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.