Arabian oryx towards Saudi Arabia, and by 1914, only a few survived outside that country. A few were reported in Jordan into the 1930s, but by the mid-1930s, the only remaining populations were in the Nafud Desert in northwestern Saudi Arabia and the Rub' al Khali in the south. In the 1930s, Arabian princes and oil company clerks started hunting Arabian oryx with automobiles and rifles. Hunts grew in size, and some were reported to employ as many as 300 vehicles. By the middle of the 20th century, the northern population was effectively extinct. The last Arabian oryx in the wild prior
Tanami Desert is classified as an interim Australian bioregion, comprising . According to government commissions, the Tanami desert is uniquely "one of the most important biological areas to be found in Australia particularly as it provides refuge for several of Australia's rare and endangered species." The species that are found include: Significant bird species include: There are several mines in the Tanami Desert including: The Tanami Desert is a Kukatja and Walpiri country. The Tjurabalan live at the edge of the desert. In July 2012, of the desert area (38% of the total bioregion) was declared an indigenous protected area or conservation