American Prairie files lawsuit challenging BLM bison grazing decision Download file (301.36 KB) As featured on American Prairie files lawsuit challenging BLM bison grazing decision Under the BLM's decision, the group has been ordered to remove more than 900 bison from the 63,500 federal acres by the end of September. 1 min read Contact Info Blox Google Here's a note override.com 111 override ave Override, MN 55403 Phone: 1-800-override Email: override@override.com