Unusual predator standoff: Video shows grizzlies and wolves confronting each other over a bison carcass in Yellowstone’s LeHardys Rapids, with aggressive displays but no injuries. Why it’s rare: ...

Visitors and photographers in Yellowstone National Park recently captured rare footage of grizzly bears and wolves clashing over a drowned bison carcass in the Yellowstone River. Experts say such ...

You mess with the calf, you get the herd. It's estimated that around 4,500 bison roam around Yellowstone National Park. Considering there's only 90 to 120 wolves in the same area, you'd imagine that ...