Yellowstone National Park visitors recently had a front row seat to watch a pack of wolves hunting a herd of bison, leaving them in awe of nature.

Rare predator showdown: A grizzly bear and wolves battled over a bison carcass in Yellowstone, a rare but natural display of predator competition. Bears take the lead: Experts say grizzlies often ...

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 ...