A herd of bison was brought to a University of Minnesota nature reserve last week in an effort to restore a threatened ecosystem. On June 13, the herd of 32 two-year-old bulls was released into the ...

As detailed in a yet-to-be-peer-reviewed study, researchers found that the bison herd, which now numbers 170, appears to be ...

It’s the latest installment in a decades-long conflict over managing the park’s bison herd and the risk of brucellosis ... the management plan from 2000. Photo by Jim Peaco / NPS Yellowstone ...