Previous research on the effect of wolves on the food web has been criticized, raising questions about the predator’s role in ...

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 ...

A look at how wolf policy shifted from eradication to protection, and why wolf conflict is rising again across the West.

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

A grey wolf prowls through Yellowstone National Park near Mammoth Hot Springs in Montana. A group of 66 wolves was reintroduced to Idaho and Yellowstone in the late 1990s. They now total 2,800 ...

For the past 15 years, Luke Painter has been traveling to the northern range of Yellowstone National Park, where mountains rise and tributaries carve valleys of sage, willows and trees. This includes ...

A plan to import 15 more wolves to Colorado from Canada may violate federal law. Wolves are listed as an endangered species here, so Colorado Parks and Wildlife needs a permit from the U.S. Fish and ...

Now, the researchers at Yellowstone National Park want to learn wolf language beyond what has been fed to us through fictional imitations. Journalist Matt Standal of PBS Montana arrived at the coveted ...