Martha (Yellow Wolf) Birdbear, Hidatsa Language Instructor
Martha Birdbear is a fluent Hidatsa speaker and currently an elementary language instructor at the Mandaree Public School.

Missouri River Siouan (a.k.a. Crow-Hidatsa)
1. Crow (a.k.a. Absaroka, Apsaroka, Apsaalooke, Upsaroka)
2. Hidatsa (a.k.a. Gros Ventre, Minitari, Minnetaree)
Martha Birdbear is a fluent Hidatsa speaker and currently an elementary language instructor at the Mandaree Public School.