A fetus was removed from an infected bison that had been euthanized and necropsied at a Bozeman lab. Photograph by David Guttenfelder Whittlesey refers to the massive slaughter of wildlife ...

It has never been more critical to restore more of these herds to the landscape. As nature faces a worsening crisis, bison ...

For 17 years Rick Wallen was the team leader of Yellowstone National Park’s bison ecology program. He retired six years ago ...

The sun hangs low over the horizon as a black pickup crunches the gravel road. As the truck comes to a stop, bright dark eyes ...

The last of the state’s wild bison were killed in South Park in 1897, part of the systematic slaughter of the animals across ...

This was an expensive undertaking that subjected the bison to significant stress (and in many cases, slaughter), and failed to address the growth in bison numbers between roundups. In 2009, the ...