The map shows bison abundance and range over time, based on thousands of simulations. Abundance is shown as the number of bison per 76 km x 87 km grid cell. Grey indicates areas where there is ...

The plan to transfer management of the National Bison Range to a native American tribe came to an abrupt halt Wednesday, after Interior Secretary Ryan Zinke said he won't pursue that course of action.

In early historic times, bison were common in much of what is now the eastern ... commercial herds that are managed as domestic livestock. By contrast, on native range south of Canada there are about ...

Dummer said an important consideration for choosing Minneopa State Park as the second site for bison reintroduction was that it is located within the historic range of bison in Minnesota.

Map: Chris Brackley/Canadian Geographic. Data credit: Historical range based on Wood Bison Management Strategy for the Northwest Territories: 2010-2020, P4, Northwest Territories Environment and ...