Yellowstone National Park is one of the most famous parks in the United States, but it isn’t usually known for its reptiles.

She was a Yellowstone icon with more than 20 cubs and grand cubs, and the grizzly bear population will surely suffer from her ...

Grizzly Bear 399 was killed on Tuesday in a car collision south of Jackson, Wyo., the National Park Service said. She was ...

Car crashes with wildlife can be common across the species’ range, officials said. Nearly 50 grizzlies died in crashes from ...

This once unremarkable lake underwent a series of bizarre changes, leading to a dramatic and unexpected event.

The bear known as Grizzly 399 was killed Tuesday evening after being hit by a car in Wyoming, according to officials.

Some visitors at Yellowstone National Park are not abiding by rules, leading to some pushing for a lifetime ban.

Grand Prismatic Spring, the third largest hot spring in the world and one of Yellowstone's top attractions, looked ...

Locals often complain about long lines of cars in the national parks, but the visitors taking their “bucket-list trip” from ...

Last day for visitors to enjoy most of Yellowstone National Park will be Oct. 31Most entrances and roads will be closed Nov.

A beloved grizzly bear has been struck and killed by a vehicle in Grand Teton National Park in Wyoming, officials said.

Sixteen individuals who have dedicated their lives to the conservation and protection of Yellowstone National Park were ...