5 days ago · 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 …

Mar 10, 2025 · Wolves are causing a trophic cascade of ecological change, including helping to increase beaver populations and bring back aspen, and vegetation. On a quiet spring morning, …

Apr 18, 2025 · Yellowstone National Park ensures the long-term viability of wolves in Greater Yellowstone and provides a place for research on how wolves may affect many aspects of the …

The history of wolves in Yellowstone includes the extirpation, absence and reintroduction of wild populations of the gray wolf (Canis lupus) to Yellowstone National Park and the Greater …

The wolf, one of Yellowstone’s most important predators, roamed the landscape and influenced the ecosystem for thousands of years. By the late 1920s, wolves were eradicated from …

May 10, 2024 · Gray wolves were reintroduced into Yellowstone National Park in 1995, resulting in a trophic cascade through the entire ecosystem. After the wolves were driven extinct in the …

2 days ago · A wolf from the Wapiti Lake Pack in Yellowstone National Park stares through the trees in fall 2025. For decades, scientists have debated the concept of the trophic cascade.

Dec 3, 2025 · Wolves are among Yellowstone's most popular sights – so popular and so closely watched they can become accustomed to seeing people. But when wolves leave the park, that …

Dec 1, 2025 · Why wolves matter When American wolves were finally reintroduced into Yellowstone in 1995, it was the end of a roughly 70-year-long absence from their one-time …

Feb 25, 2025 · A new study calculates the long-term effects of reintroducing wolves to Yellowstone National Park in the 1990s, which ultimately helped willow shrubs that feed …