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

In Yellowstone, the long, rising howl of a gray wolf has always felt like pure mystery, a sound that hints at meaning but ...

WASHINGTON — The U.S. House passed a bill last week removing federal protections for gray wolves in the lower 48 states. The ...

A new line of research has revealed a surprising finding about how the presence of wolves helps keep people safe.

In Yellowstone National Park — where gray wolves were reintroduced starting in 1995 — researchers have gone back and forth on whether the restoration of wolves has impacted the ecosystem. The idea is ...

Claims that wolves have rescued Yellowstone National Park's aspen trees through a "trophic cascade" oversimplify a complex story.

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. Scientific research has long assumed gray wolves are non-migratory during springtime, staying ...

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 ...

As congressional Republicans push to delist gray wolf and grizzly bear populations from Endangered Species Act protections, they now have an ally in the administration who has taken a skeptical view ...

The U.S. House passed a bill co-sponsored by Wyoming Rep. Harriet Hageman that will delist gray wolves from federal ...