and the Mouse River and Devils Lake regions to the northeast. They were initially part of those who would become the River Crow. The Hidatsa called the Crow Nation Gixaa'iccá / Gixáa-iccá ("Those Who Pout Over Tripe").

The Hidatsa originally lived in Miri xopash / Mirixubáash / Miniwakan, the Devils Lake region of North Dakota, before being pushed southwestward by the Lakota (Itahatski / Idaahácgi). As they migrated west, the Hidatsa came across the Mandan