An Aborigine is an INHABITANT of Australia who is NATIVE to the land, and is also known as an ABO. They are believed to have been living in Australia for over 50, 000 years, and are the oldest continuous culture on Earth. They are known for their use of boomerangs and spears in hunting and warfare, and for their traditional practice of WALKABOUT, a nomadic lifestyle. Aborigines are divided into several distinct groups, such as the MAORI, Otoe, Vedda, AINU, and Cooee.