MAMMOTH HOT SPRINGS, Wyo. (NEXSTAR) – A Hawaii man has pleaded guilty to disturbing a bison calf Yellowstone National Park rangers were later forced to kill earlier this month, the park announced ...

A visitor at Yellowstone National Park disturbed a bison calf that was struggling in the Lamar River on Saturday, resulting in the decision by park rangers to euthanize the animal. Park authorities ...

HELENA, Mont. -- A bison calf that tourists loaded into their vehicle at Yellowstone National Park because they were concerned for its welfare could not be reunited with its herd and had to be ...

A man who picked up a bison calf in Yellowstone National Park caused it to be shunned by its herd, prompting park officials to kill the animal rather than allow it to be a hazard to visitors.Park ...

YELLOWSTONE - The National Park Service announced Monday that officials at the Yellowstone National Park had to kill a baby bison that tourists had misguidedly placed in the back of their SUV, because ...

YELLOWSTONE — When a bison is tired, it can and will take a nap anywhere, even in the middle of a road blocking traffic. One bison calf was so tired last week that it lay down on the street in ...

Standing at the edge of a bluff overlooking the Lamar River in Yellowstone National Park, TJ Ammond stared through binoculars at hundreds of buffalo dotting the verdant valley below. Tan-colored ...

A visitor at Yellowstone National Park pulled a bison calf out of the Lamar River on Saturday, resulting in the decision by park rangers to euthanize the animal.