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 ...

New research questions the long-held theory that reintroduction of such a predator caused a trophic cascade, spawning renewal of vegetation and spurring biodiversity. Yellowstone’s ecological ...

New research is improving scientists’ understanding of gray wolf behavior. A study recently published in the journal Current Biology shows that wolves can abandon their dens with their young in tow to ...

Gray wolf pups are born nearly helpless: blind, deaf and lacking the acute sense of smell of their elders. They usually remain in the safe confines of their den until they are at least three weeks old ...

America’s national parks are more than postcard-pretty landscapes. They’re raw, untamed arenas where nature’s drama unfolds every day. From the sprawling valleys of Yellowstone to the jagged peaks of ...

Wolves once roamed Rocky Mountain National Park. But that was a lifetime ago. Wolves were largely killed off in Colorado by the mid-1940s through systematic shooting, trapping and poisoning when they ...

Scientific research has long assumed gray wolves are non-migratory during springtime, staying anchored to tend to litters of nearly helpless pups. For the first weeks of life, after all, pups are ...

Brian Dugovich’s colleagues came up with that catchy four-word sound bite — “farming elk feeds wolves” — to sum up one finding from a study he led that investigated the effectiveness of Wyoming’s ...

Claims that wolves have rescued Yellowstone National Park's aspen trees through a "trophic cascade" oversimplify a complex ...

JACKSON (AP) - Wolves are reducing cow-calf ratios in elk herds in parts of northwest Wyoming, according to a report by the state Game and Fish Department. The report finds wolves are affecting ...