From 123 to merely 90, the wolves of Yellowstone National Park underwent a stark population decline in 2025. The iconic and fearsome predators are growing scarce in population, and an insane number of ...

The official count came to 84 wolves in eight packs. That’s down from 108 wolves in nine packs at the end of 2024.

A Yellowstone wolf (Courtesy NPS/Jacob W. Frank) Editor’s note: WyoFile partnered with Mountain Journal to produce this story. If not for a series of tones broadcasting her location, no one would’ve ...

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 ...

In Yellowstone’s wild chess match between wolves and cougars, it turns out the real power play is theft. After tracking nearly a decade of GPS data and thousands of kill sites, researchers found that ...

A new scientific review challenges the headline-grabbing claim that Yellowstone’s returning wolves triggered one of the strongest trophic cascades on Earth. Researchers found that the reported 1,500% ...

Although a spectacular photo taken by a wildlife photographer in Yellowstone may give the illusion that this grizzly and two wolves are buddies, ...