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

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 ...

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 ...

Kenmore East High School and University at Buffalo science and environmental education teacher Joe Allen leads summer trips to Yellowstone Park to observe the wolves there. In the past he has taken ...

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 ...

BILLINGS, Mont. — Montana officials want to triple the number of gray wolves hunters and trappers can kill in an area bordering Yellowstone National Park, citing complaints the predators are eating ...

In a new study, a UC Berkeley-led team of biologists observed gray wolves near Yellowstone National Park traveling 20 kilometers or more over rugged, mountainous terrain, with very young pups in tow.