Watch: Large bison herd escorts calves across road in Yellowstone

The reddish-brown calves are born in late April and May and can keep up with the herd 2 to 3 hours after birth, according to the National Park Service.

Rare white bison born at Wyoming state park

The park has seen an uptick in visitors hoping to get a glance of the cute calf.

Woman found dead, man arrested inside Yellowstone National Park

When park rangers responded to a vehicle crash, they found a deceased woman inside and a man standing on the outside.

Wyoming governor signs bill banning abortion pills

Medication abortions became the preferred method for ending pregnancy in the U.S. even before the Supreme Court overturned Roe v. Wade.

More questions than answers at Colorado River water meetings

The Colorado provides drinking water to 40 million people, irrigation for millions of acres of agriculture and hydropower in the U.S. Southwest.

Wyoming college wrestlers injured during grizzly bear attack, left 'blood-soaked,' coach says

"Before you could even think or blink, there's a bear that came running out of the trees right in front of me," said one of the college wrestlers. "It was beating me up pretty good."