Yellowstone's natural balance has been restored.

Wolves are experts at surviving in desert, forest, mountain, and Arctic habitats, generally relying on safety in numbers as ...

A new study documents the complex interactions between cougars and gray wolves in Yellowstone National Park and finds their “enemies without benefits” relationship is driven by competition: wolves ...

Congress is considering three separate bills that would delist grizzly bears and gray wolves from the Endangered Species Act. Two are stand-alone pieces of legislation to delist the predators and ...

California’s expanding gray wolf numbers — a conservation success for an endangered species — have worried ranchers in recent years as wolf-related livestock kills mount. Some ranchers are adapting to ...

The world’s longest-running predator-prey research faces uncertain federal funding, with supporters hoping to raise $2.2 million for an endowment.

On a remote Alaskan island, gray wolves are rewriting the rulebook by hunting sea otters — a behavior few scientists ever expected to see. Researchers are now uncovering how these coastal wolves ...

Wolves usually rely on cooperation to survive. Hunting large prey such as elk typically involves multiple pack members ...

A new scientific review challenges the headline-grabbing claim that Yellowstone’s returning wolves triggered one of the strongest trophic cascades on Earth. Researchers found that the reported 1,500% ...

Wolves eat more bone to cope with climate change, reveals new research. Fossil evidence has shown how grey wolves adapt their ...