When Doug Smith, Yellowstone National Park’s wolf biologist, first arrived in 1994 shortly before wolves were reintroduced, some willow and aspen trees only came up to his knees. “Now I can ...

Last year, two neighboring states loosened restrictions on hunting wolves outside Yellowstone, resulting in a spike in deaths. Locally that's politically popular, but biologists see problems.

A gray wolf in Yellowstone National Park was hungry and alone—and worse, it was nursing an injured front leg, making it difficult to hunt for food. Fortunately, it tracked down a bison carcass.

Yellowstone's Junction Butte wolf pack failed in a recent attempt to kill a bison, but the pack appears to be thriving again after the death of its former alpha female, Wolf 907F.

Thanks to Yellowstone National Park, Wolf 302M's memory will be preserved forever. You can visit the skeleton at its new home in the Yellowstone Heritage and Research Center between 9 a.m. to 4 p ...

She was the alpha female of a pack in Yellowstone National Park, sought after for photographs because of her unusual white coat. The wolf was found suffering from severe wounds and had to be put down.

He follows the 1995 reintroduction of wolves to Yellowstone through the stories of two individuals: Wolf 8 (out of the 14 animals originally released into the park), the runt of one pack who moves ...

Ironically, proponents of this wolf-centric hypothesis, like those who claim wolves are "destroying" elk and moose populations, have exaggerated the role wolves play. The loss of Yellowstone's ...

Rick McIntyre is the leader of Yellowstone National Park's wolf-watching pack, helping visitors spot wolves, showing how to see wolves in Yellowstone. Skip Navigation. Share on Facebook; ...

On Sept. 10, six miles away in Lamar Valley, Gaston captured the accompanying footage, showing another black yearling wolf biting a grizzly bear's butt as the bear searched for roots and grass shoots.

Over the course of his four decades observing wolves in the wild, including 28 in Yellowstone National Park, McIntyre has recorded over 100,000 wolf sightings, more than any other person on the ...