The story of wolves in Yellowstone National Park is one of the most successful—and scrutinized—wildlife restoration projects in history. Since their reintroduction in 1995, they have fundamentally ...

Though it's winter in Yellowstone National Park, the fight for survival is still running as hot as ever. There’s likely not an animal that’s better at the long game than the wolf, especially when it ...

Over the last three decades, Yellowstone National Park has undergone an ecological cascade. As elk numbers fell, aspen and willow trees thrived. This, in turn, allowed beaver numbers to increase, ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. A pack of Mexican gray wolves at an Illinois zoo got some special holiday enrichment ahead of Christmas. The Brookfield Zoo ...

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 ...

It didn't come as a surprise to researchers that the re-introduction of wolves in certain parts of the northern U.S. would reduce deer and elk herds, and thus reduce automobile accidents with those ...

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 ...

The California Department of Fish and Wildlife is gearing up to capture various wild animals in Northern California and outfit them with GPS collars to better track them, the agency said. Deer, elk ...