A mountain goat impaled a 154-pound grizzly bear in the Canadian Rocky Mountains, researchers said. The female bear was found dead by rangers earlier this month, with wounds to its neck and armpits. A ...

A mountain goat with "dagger-like" horns killed an unlikely predator — a grizzly bear. That's the consensus of a forensic necropsy, or animal autopsy, on the body of a female bear found over Labor Day ...

Park officials have found that a female grizzly bear that died was pierced by the sharp horns of a mountain goat. A mountain goat was able to fend off a grizzly bear attack with its sharp horns.

This video compares animals that use horns with those that rely on teeth, claws, or speed. Visual examples focus on how leverage, reach, and body mass affect direct confrontations. Horns appear to ...