The Toubou (also called Tebu or Tubu or Tebou or Umbararo) are an ethnic group that live mainly in northern Chad, but also in Libya, Niger and Sudan. The majority of Toubou live in the north of Chad around the Tibesti mountains ('Toubou' means 'man from Tibesti'). Numbering roughly 350,000, they're Muslim. Most Toubou are herders and nomads, though many are now semi-nomadic. Their society's clan-based, with each clan having certain oases, pastures and wells. They're divided in two closely-associ… (More on Toubou)