This year’s elk season is a historic one in Colorado. It’s the first time in more than 80 years that big-game hunters have shared the landscape with an established population of gray wolves. This is ...

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 ...

When wolves were reintroduced to Yellowstone National Park in the United States after being absent nearly 70 years, the most remarkable "trophic cascade" occurred. What is a trophic cascade and how ...

CHEYENNE, Wyo. (AP) — Outrage over how a man struck a wolf with a snowmobile, taped the injured animal’s mouth shut and brought it into a bar has resulted in a proposal to tweak Wyoming’s animal ...