Yellowstone National Park has long been home to thousands of bison, the area’s most iconic animal. Almost daily, tourists stop their cars to allow streams of these massive mammals to cross the roads.

Wyoming’s Yellowstone bison look miserable when caked in snow and frost, but their thick coats, fat reserves and efficient digestion keep them warm ...

When a 1,000-pound bison dies too close to tourist hotspots in Yellowstone National Park, rangers have to move it. That’s a ...

Bison migration works wonders for soil. Yellowstone is currently home to the oldest and largest natural bison herd in America, but the mammal‘s population in the park wasn‘t always this healthy. Their ...

A bison in Yellowstone National Park appeared to stumble into the scalding water of Grand Prismatic Spring, causing its death as tourists looked on during the park's busiest season. The bison fell ...

A couple hundred years ago, the American heartland was home to massive herds of migrating bison - tens of millions of them crossing the plains, their hoofs sounding like distant thunder. Today, the ...