Add Yahoo as a preferred source to see more of our stories on Google. A groundbreaking, multi-year study of wolves and elk in the Greater Yellowstone Ecosystem has confounded existing assumptions ...

Two ravens soar above a wolf pack in Yellowstone. This type of short-distance following is common, but prolonged following is extremely rare. When a wolf pack runs down its prey, the first on the ...

A wolf at Michigan's Isle Royale National Park was killed by the National Park Service after officials said it had developed dangerous habits. The decision, a first for the park, highlights the risks ...

A female wolf figured out how to pull a crab trap from the ocean onto shore to fetch a tasty treat. Scientists debate whether the behavior represents tool use, or if the animal needed to have modified ...

A wolf sanctuary educator says a recent wolf incident reflects normal investigative behavior and highlights how misunderstood wolves can be.

We now know that a wide variety of animals use tools, and some clever surprises are among them. 1 Examples involving invertebrates, reptiles, fish, birds, and mammals show different levels of ...