The reintroduction of the gray wolf to Yellowstone National Park in 1995, some 60 years after humans eradicated them, was an experiment that generated controversy around the country. Even those ...

At the age of 11 years, 9 months, Wolf 1090F has earned the title of the oldest living wolf in Yellowstone, which is ...

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

A new peer-reviewed study reports that claims of a “world-leading” trophic cascade in Yellowstone National Park are not supported, citing problems with the methods used in earlier research. A newly pu ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. Birds, butterflies, beaver and antelope, wildflowers and frogs — could their survival possibly be ...

Now, the researchers at Yellowstone National Park want to learn wolf language beyond what has been fed to us through ...

Watch a Yellowstone Wolf Steal Emmy-Nominated Cinematographer's Camera originally appeared on PetHelpful. Although pet dogs and wild wolves share nearly identical DNA, centuries of domestication and ...

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 ...

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 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 ...

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 ...