Scientists debunk decades-long study claiming wolves' reintroduction triggered a dramatic transformation in Yellowstone.

Thirty years ago, park rangers reintroduced grey wolves into Yellowstone National Park. They wanted to restore the ecosystem and get the elk population, which had decimated the plant community, in ...

On Christmas Day 2024, tragedy struck Yellowstone's Junction Butte wolf pack. The group's legendary one-eyed leader, Wolf 907F, died after a confrontation with a rival pack. Now, in a new video, ...

Two of the world's top predators squaring up. Grizzlies and wolves are common in a few ways, and very different in others. Both are predators, using both hunting and scavenging methods to secure their ...

On four separate occasions, Wolf 907F seized power as the alpha female leader of the Junction Butte Pack in Yellowstone National Park. (National Park Service file photo courtesy of Jeremy ...

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.

Yellowstone wolf watchers were gathered in awe on the morning of Oct. 6, ogling a pack of at least five black wolves roaming through the sagebrush near Lamar Valley. But the crowd soon saw something ...

New research has demonstrated the powerful impacts the reintroduction of predators can have on an ecosystem. The presence of wolves in Yellowstone National Park has driven a cascading effect that has ...

"Like Thomas McNamee, David Mech, Barry Lopez, and other literary naturalists with an interest in wolf behavior, McIntyre writes with both elegance and flair, making complex biology and ethology a ...

Scientific research has long assumed gray wolves are non-migratory during springtime, staying anchored to tend to litters of nearly helpless pups. For the first weeks of life, after all, pups are ...

In a new study, a UC Berkeley-led team of biologists observed gray wolves near Yellowstone National Park traveling 20 kilometers or more over rugged, mountainous terrain, with very young pups in tow.

YELLOWSTONE NATIONAL PARK, WYO. (Idaho Capital Sun) – Sitting in an old-growth spruce fir forest, Doug Smith says he can see first-hand the impact of reintroducing wolves on the larger ecosystem of ...