Rare first-hand testimony of Andaman tribe reveals shocking exploitation

The Yanomami are believed to be the most primitive, culturally intact people in existence in the world. They are literally a stone age tribe. Cataloged by anthropologists as Neo-Indians with cultural characteristics that date back more than years, these are a Last Encyclopedia. They have never discovered the wheel and the only metal they use is what has been traded to them from the outside. Their numbering system is one, two, and more than two.