Sentinelese - The inhabitants of north sentinel Island : Are they really hostile?

Satellite Image of North Sentinel Island Sentinelese are indigenous people part of aboriginal tribes living in Andaman islands.They inhabit the northern sentinel island in the Bay of Bengal. They are believed to be living on the island from the past 60,000 years with no contact with the outside world. Are they really hostile?? Not really,They give enough warnings to stay away from them and not to intrude into their places. They don't want to contact with other tribes and remain isolated. As many people say they are not hostile and allow outsiders only up to some area of the island. According to 2011 census,their population was just 15 with 10 huts on the Island. They don't have immunity to even the commonest of the infections,so if they come in contact with outside people there ...