The Yanomamo were studied for several decades by Napoleon Chagnon starting in 1964. They were virtually untouched by outside influence when he began his study.
Description
Yanomami
The Yanomami, also spelledYąnomamö' or Yanomama, are a group of approximately 20,000 indigenous people who live in some 200–250 villages in the Amazon rainforest on the border between Venezuela and Brazil.