The 112 Yellowstone bison were moved onto tribal land the week of Jan. 10 by NPS and the Animal and Plant Health Inspection Service, part of an effort to send fewer bison to slaughter each year and …The 112 Yellowstone bison were moved onto tribal land the week of Jan. 10 by NPS and the Animal and Plant Health Inspection Service, part of an effort to send fewer bison to slaughter each year and …