As Yellowstone National Park approaches the 30th anniversary of wolf reintroduction in 2025, the impacts of this controversial conservation effort continue to reveal themselves through decades of research. The return of these apex predators has triggered far-reaching changes throughout the park’s ecosystem. The Return Journey It was in the 1920s that government initiatives eliminated gray wolves from Yellowstone as part of predator control programs. By 1995, after years of planning and amid heated debate, the U.S. Fish and Wildlife Service began reintroducing Canadian wolves to the park. When the trucks carrying 14 wolves passed under Yellowstone’s Roosevelt Arch, spectators lined … Continue reading Yellowstone’s Wolf Reintroduction: 30 Years of Ecological Transformation