Aspen forest is reclaiming the skyline of Yellowstone National Park after decades of controversy over efforts to return ...

The apex predators, restored to the park in 1995, appear to be keeping the local population of plant-eating elk in check, ...

Three decades after wolves were reintroduced in Yellowstone National Park, aspen stands are recovering, a new analysis ...

The reintroduction of large carnivores has initiated a recovery process that had been shut down for decades,” says Painter in a statement.

Suzanne Asha Stone and Delia Malone played fast and loose in their commentary on the Copper Creek wolf pack, (“Setting ...

The Copper Creek Pack has preyed on eight cattle in Pitkin County since state wildlife managers released the pack last winter ...

Josh Wamboldt — (“Setting the record straight on Copper Creek wolf pack,” July 28, Aspen Daily News) was far from “getting the record ...

In January 1995, eight gray wolves were released in Yellowstone National Park, becoming the first wolves to set foot in ...

Pitkin County ranchers question why Colorado Parks and Wildlife is bent on protecting a depredating wolfpack that continues ...

There are at least six pups in one of Colorado’s newest wolf packs, according to Colorado Parks and Wildlife. Officials had been monitoring the One Ear Pack in Jackson County and confirmed there are ...

For the first time since the 1940s, new aspens have joined the forest canopy in Yellowstone National Park. Researchers say ...

Aspen trees are thriving again in Yellowstone for the first time in 80 years, thanks to wolves reintroduced in the 1990s that helped control elk herds.