Footage shows part of a wolf-versus-elk pursuit that also has bison taking cover.

In Yellowstone’s wild chess match between wolves and cougars, it turns out the real power play is theft. After tracking nearly a decade of GPS data and thousands of kill sites, researchers found that ...

A tourist guide at Yellowstone filmed a wolf chasing after an elk for about 3.5 to 4 miles.

Predators might be ill-reputed for their fearmongering gestures, but from a scientist’s point of view, they are catalysts of transformation. They are the architects of ecosystems. By eliminating what ...

Where Washington, Idaho and Oregon meet, elk are straying from public to private lands, causing conflict and concern. If the Trump administration opens national forests further, it could get worse.

A mild winter means easy living for Wyoming’s big game, but it also means hard times for predators, because of fewer weakened animals to hunt ...

In January three wolves were killed by the US Department of Agriculture and Food in Cache Valley, near Avon. The wolves wandered into a corner of northern Utah where wolves are exempt from protection.

New study shows large mammals in Greater Yellowstone can adjust to increasing temperatures. But they need a connected ...

Cougars and wolves are apex predators in Yellowstone. To survive, cougars have adapted to hunting different prey, decreasing ...

The elk that used to winter in one of the lower 48's most remote river drainages have gone missing, confusing Wyoming ...

Marshals delves deeper into Kayce Dutton's past as he faces new threats, revealing secrets and setting the stage for a major ...

The migration to summer ranges is a peaceful one during which elk lollygag along, unmolested by hunters. The post Thousands of wapiti are ready to leave the National Elk Refuge appeared first on ...