Bison jams are not uncommon in Yellowstone given their population at the park has ranged from 3,500 to nearly 6,000, the ...

Though the wolves might be outnumbered in Yellowstone, the canines have been known to hunt down bison. That being said, they often need to form a pack and work together to take down just one of the ...

Yellowstone bison now breed as one interlinked population. Genetic studies show strong gene flow across all bison herds.

A herd of bison caused a "little bison jam" at Yellowstone National Park in Wyoming as the majestic animals crossed the road and held up traffic. Video footage shared by Cindy Shaffer shows a line ...