Over the last three decades, Yellowstone National Park has undergone an ecological cascade. As elk numbers fell, aspen and willow trees thrived. This, in turn, allowed beaver numbers to increase, ...

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 ...

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 ...

Thirty years ago, park rangers reintroduced grey wolves into Yellowstone National Park. They wanted to restore the ecosystem and get the elk... How the wolf changed Yellowstone 30 years after ...

Yellowstone National Park could be swarming with wolves again, all thanks to artificial intelligence. It seems that the researchers have hit the bullseye with their new approach to conservation or ...

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

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 ...

This story is free to read because readers choose to support LAist. If you find value in independent local reporting, make a donation to power our newsroom today. This winter saw the most wolves from ...

This story was updated on January 9, 2026. Since their reintroduction to northwest Colorado in late 2023, wolves have roamed across much of the state. Now, at least one has ventured beyond it: In ...