

The Yanomami Reserve occupies a space bigger than some small countries - nearly 10 million hectares (about 24 million acres).

As with many Indigenous groups, the uncontacted of Papua New Guinea face numerous threats including unchecked tourism, military aggression, and the threat of mining and logging interests on their lands. (He was fine.) For centuries, the Korowai tribe remained not merely uncontacted, but completely unknown to Western anthropologists, who first encountered them in the 1970s. For example: The Yaifo tribe generally avoided contact with the outsiders until one British explorer generated a lot of buzz by going missing during an expedition to contact them. Sometimes associated with practices like cannibalism and head-hunting, these communities mostly live a hunter-gatherer lifestyle while maintaining extremely limited contact with the outside world. There may yet be more than 40 uncontacted tribes in Papua New Guinea. He was killed soon after by members of the tribe.

The island made headlines around the world in 2018 when an American missionary traveled there illegally. Visitors in turn are vulnerable to arrows, which the Sentinelese are known to shoot at approaching boats, helicopters and people. The Sentinelese, like so many isolated Indigenous people, are vulnerable to many diseases that a visitor might introduce. Since the 1950s, the Indian government has declared the island off-limits and strictly prohibits visitors, for the safety of all concerned. Estimates typically put the Sentinelese population at 50 to 200 people, and they support their numbers with a hunter-gatherer lifestyle: building canoes for fishing and crabbing, and hunting small game with bows, arrows and spears. Although referred to as Sentinelese or North Sentinel Islanders, we don’t know what they call themselves their language is unknown to outsiders, even to the Andaman tribes on neighboring islands to whom they are related. Frequently dubbed “the most isolated people in the world” by the media, the inhabitants of North Sentinel Island in the Bay of Bengal are intensely reclusive and known to respond violently to visitors to the island.
