As the state of Montana’s lawsuit over Yellowstone National Park’s bison management plan creeps forward in court, 260 animals ...

Yellowstone livestream camera captures the tense interaction at a time when grizzly bears are emerging from hibernation and ...

In 1872, when Congress established the world’s first national park near the headwaters of the Yellowstone River, the principal ... (whose scientific name is Bison bison) could possibly disappear.

Originally made up of two distinct herds, researchers now believe the Yellowstone bison should be managed as a single, ...

The valley is the “perfect storm” for roadkill, said Daniel Anderson, a Montana resident who co-founded Yellowstone Safe ...

Editor’s Note: This story accompanies the May 2016 issue of National Geographic magazine, devoted entirely to America’s first national park ... This bison drowned in the Yellowstone River ...

A guide in Yellowstone National Park has captured rare ... The coats slowly turn brown as young bison age. Can you spot the crocodile? Family enjoying river never saw it Can you spot the grizzly ...

This immense state is home to approximately 64 well-preserved state and national parks, with one U.S. national park ... of the Yellowstone River and surrounded by the pristine Absaroka Mountains ...

Getty Images A 47-year-old woman from Phoenix, Arizona, is recovering after being "gored" by a bison at Yellowstone National Park ... animal in proximity.” Mountain Biker Helped Save 4 Hikers ...

Yellowstone is home to some of North America's most iconic wildlife, including the Big Five. Here's what you need to know about these must-see animals.

Bison back up. It’s an animal-eat-animal world out there, especially in Yellowstone National Park. There are almost 70 different mammal species in Yellowstone, and most of those can be separated into ...

A guide in Yellowstone National Park has captured rare footage showing a baby bison wandering with its momma and herd on a wintry day in late March. It’s a sure sign that spring has arrived ...