Nearly three decades after gray wolves were brought back to Yellowstone National Park, their return appears to be helping ...

A wolf leaves Yellowstone National Park. It follows the scent of elk, crosses an invisible boundary and enters Montana. Nothing in the landscape tells it ...

Ecologists Robert Beschta and William Ripple later documented the ecological consequences of this imbalance. Their research showed that prolonged overgrazing reduced the height and density of riparian ...

For years, Yellowstone's wolf reintroduction has been held up as a classic case of predators transforming a landscape. But as Science Daily details, a new review of the evidence says one of the ...

Our story starts 100 years ago, in 1926, when the last wolf in Yellowstone National Park was shot and killed. For nearly 70 years, there were no wolves in the park. And the landscape drastically ...

WyoFile shared the news on its Instagram. Mollie's Pack is the only remaining pack since Yellowstone's 1995-96 wolf reintroduction. They take their name from late U.S. Fish and Wildlife Service ...

Add Yahoo as a preferred source to see more of our stories on Google. You might be among the 46 million people who've seen a video showing how wolves changed ...

The wildlife world is grieving the loss of Yellowstone photographer Sylvia Borgonovo who captured some of the most famous ...