Tribe Of Africa

IN ISOLATION

Members of an unknown Amazon Basin tribe and their dwellings are seen during a flight over the Brazilian state of Acre along the border with Peru in this May 2008 photo distributed by Survival International. (Photo courtesy: AP)

JUNGLE DWELLERS

Survival International estimates that there are over 100 uncontacted tribes worldwide, and says that uncontacted tribes in the region are under increasing threat from illegal logging over the border in Peru . (Photo courtesy: AP)

INTIMIDATED

Taken from a small airplane, the photos show men outside thatched communal huts, necks craned upward, pointing bows toward the air in a remote corner of the Amazonian rainforest. (Photo courtesy: AP)

AWAY FROM CIVILIZATION

More than 100 uncontacted tribes remain worldwide, and about half live in the remote reaches of the Amazonian rainforest in Peru or Brazil . (Photo courtesy: AP)

ENIGMATIC RACE

Illegal logging in Peru is threatening several uncontacted groups, pushing them over the border with Brazil and toward potential conflicts with about 500 uncontacted Indians living on the Brazilian side, Survival International said. (Photo courtesy: Reuters)

BRAVE NEW WORLD

Its director, Stephen Cory, said the new photographs highlight the need to protect uncontacted people from intrusion by the outside world. (Photo courtesy: Reuters)

SOLE INHABITANTS

"These pictures are further evidence that uncontacted tribes really do exist," Cory said in a statement. "The world needs to wake up to this, and ensure that their territory is protected in accordance with international law. Otherwise, they will soon be made extinct. (Photo courtesy: Reuters)