Why are the animals leaving Yellowstone National Park? Videos featuring mountain lions, bears and more go viral after the ...

Bison jams are not uncommon in Yellowstone, given that the national park has ranged from a population of 3,500 to nearly 6,000 of the animals, according to the National Park Service.

The blue water spring is about 13 feet in diameter and 1 foot below the rim, USGS said. The water in the pool was measured at ...

Yellowstone National Park officials are reminding visitors to cautiously view the park’s iconic hot springs, after a bison recently slipped into the Grand Prismatic Spring and died.

It happened on Saturday morning, June 21, at the park’s Grand Prismatic Spring, Michael Poland, geophysicist with the U.S. Geological Survey and scientist-in-charge of the Yellowstone Volcano ...

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 ...

"Today we found ourselves in the [stampede] as hundreds of Bison rushed past our safari vehicle, completely surrounding us!" ...

A bison died after it appeared to stumble into a hot spring at Yellowstone National Park last week while visitors looked on.

Scholars and schoolchildren alike have generally classified animals by the foods they eat: carnivores eat meat; browsers ...

The recent death of a bison at Grand Prismatic Spring is an emphatic example of the danger posed by thermal areas in Yellowstone National Park. But there are some common misconceptions about what ...

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 ...

A massive bison stopped cars on a road inside Yellowstone National Park in what Cindy Shaffer described as an “awesome one-man bison jam." ...