Aboriginal people seem to have lived a long time in the same environment as the now extinct Australian megafauna.
Research indicates a single founding Sahul group with subsequent isolation between regional populations which were relatively unaffected by later migrations from the Asian mainland.
A further 4% of Indigenous Australians identify themselves as having both Torres Strait Islander and Aboriginal heritage.
Many Indigenous organisations incorporate the phrase "Aboriginal and Torres Strait Islander" to highlight the distinctiveness and importance of Torres Strait Islanders in Australia's Indigenous population.
Use of either Aborigine(s) or Aboriginal(s) to refer to individuals has acquired negative connotations in some sectors of the community, and it is generally regarded as insensitive and even offensive.