Tribes those killed American tourist are there for 55k years rejecting outsiders

The tribe that resides in the Sentinel Island of Andaman, known as Sentinelese , according to reports , live there for last 55,000 years and their population is between 40 to 500. The geographic isolation and nature of life they live must have inbred a dislike for outsiders so are they known to reject intruders. However, after 2004 tsunami a film showed the tribe was shown shooting at a patrol helicopter on patrol.