The Kayapo (Portuguese: Caiapó). Gê-speaking native peoples of the plain lands of the Mato Grosso and Pará in Brazil, south of the Amazon Basin and along Rio Xingu and its tributaries. In 2003, their population was 7,096. Subgroups of the Kayapo include the Xikrin, Gorotire, Menkragnoti and Metyktire. Their villages typically consist of a dozen huts.They speak the Kayapo language. Using global media and international attention, they have established political power over their own land.