"Painter et al. claim that large-carnivore recovery in Yellowstone National Park has produced a strong trophic cascade ...

If that story has been oversimplified, the implications extend well beyond one national park.

Yellowstone’s wolf reintroduction has often been described as one of conservation’s clearest trophic-cascade success stories.

Few animals symbolize wild interconnectedness quite like wolves, whose return helped reveal just how tightly ecosystems are woven together.

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 ...

A flare up of a disease that’s especially lethal to wolf pups took a toll on Wyoming and Yellowstone National Park wolf numbers in 2025, reducing biologists’ counts to a level last seen when wolves ...