The Xambioá, also called the Karajá do Norte, Ixybiowa, or Iraru Mahãndu, are an indigenous people

Indigenous peoples in Brazil

The Indigenous peoples in Brazil comprise a large number of distinct ethnic groups who inhabited the country prior to the European invasion around 1500...

 who live in Tocantins

Tocantins (state)

Tocantins is one of the states of Brazil. . The state was formed in 1988 out of the northern part of Goiás, and construction began on the capital, Palmas, in 1989, in contrast to most of the other cities in the state which date back to the Portuguese colonial period...

, Brazil

Brazil

Brazil , officially the Federative Republic of Brazil , is the largest country in South America. It is the world's fifth largest country, both by geographical area and by population with over 192 million people...

. The size of the present-day population does not reflect what it had been up to the end of the 19th Century, when the Karajá do Norte numbered some 1,350 individuals. Since that time the group went through an extremely violent process of population loss, which reduced it to just 40 people in 1959. Karajá do Norte population is slowly beginning to recover. The present Karajá do Norte population is 268 people.

Further reading

• http://www.socioambiental.org/pib/epienglish/karaja_do_norte/karaja_norte.shtm