One man did his best to warn some Yellowstone tourists who should have been getting back in their cars as a bison moved toward them.

Yellowstone National Park announced an incident in which a teen became severely burned at a thermal area. Learn more.

Officials at Yellowstone National Park made the difficult decision to “lethally remove” a black bear. Here’s why.

A guide in Yellowstone National Park recently witnessed a chase between wolves and bison and caught the action on video. Watch here.

A bison entered a hot spring at Yellowstone National Park and died in front of horrified tourists. See witnesses’ accounts here.

Yellowstone announced the first bison attack of the year. A man approached a bison in the park, and the animal “gored” him. Learn more.

A group of tourists on a winter safari in Yellowstone National Park got an unexpected and very up-close encounter with a wolf pack.

Wildlife photographers experienced a “special moment in Yellowstone” when they spotted a pair of cougars walking along a snowy ridge line.

Wolf 907F, Yellowstone’s oldest wolf at over 11 years old, died on Christmas Day, according to wildlife biologists. She was a legend.

Michael Hodges braved a winter blizzard in Yellowstone to document just how hardy bison are when Mother Nature does her worst.