9,600 (Moore 2006). 7,000 monolinguals.
Mato Grosso. 6 noncontiguous reservations, 80 villages.
Vigorous. All domains. All ages. Positive attitudes. 3,000 speak some Portuguese [por] with Brazilians only.
In 1950s contact with outsiders began and diseases killed hundreds. Forced to abandon seminomadic means of survival when placed on reservations. Learned swidden agriculture. During the transition many died. Traditional religion, Christian.