Yellowstone visitors had a front-row seat to the stark reality of the contest between predator and prey early Sunday, when ...

Once the bear reached the area where the wolves were, the wolves must’ve smelled him ... then all chaos broke out.” ...

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 new study shows that interactions between wolves and cougars in Yellowstone National Park are driven by wolves stealing prey killed by cougars and that shifts in cougar diets to smaller prey help ...