Ivan Shunun Matses poses for a portrait on the borders of the Itaquai River, in Amazonas. Ivan Shunun is a leadership of the Matses people, who live in the Vale do Javari, on the border between the Amazon and Peru. The Matses people have very recent contact with non indigenous and were considered an isolated people during the 20th century. Vale do Javari is subject to many invaders.