Scientists Warn Yellowstone Wolves Could Be Approaching a Crisis ...

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Cougars and wolves are apex predators in Yellowstone. To survive, cougars have adapted to hunting different prey, decreasing ...

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 ...

The Yellowstone bubble Wolf 1331F’s fate was unusual only in that she made it so far north. When wolves leave the park, they die — often, quickly. Yellowstone’s roughly 100 wolves are among the most ...

Wolves in Yellowstone National Park have experienced a 27% decline in population in 2025.

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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 study shows that interactions between wolves and cougars in Yellowstone National Park are driven by wolves stealing prey killed by cougars and that shifts in cougar diets to smaller prey help ...

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 ...

Editor’s note: This story first appeared in Mountain Journal. YELLOWSTONE NATIONAL PARK — Around Crystal Creek, where the road bridges the Lamar River at the fringe of Yellowstone National Park’s ...