Who were the first human inhabitants of Australian continent?

The first human inhabitants of the Australian continent were the Aboriginal Australians, who arrived on the continent between 48,000 and 65,000 years ago. They are believed to have travelled to Australia via land bridges from Southeast Asia during a period of lower sea levels. There are several prevailing theories about the migration routes and timing that are still being debated and studied by anthropologists. Here are the most commonly discussed ones:

1. Out of Africa Theory: This theory suggests that modern humans originated in Africa and subsequently dispersed to other parts of the world, including Australia. According to this theory, some early humans left Africa around 100,000 years ago, travelled to Asia, and eventually reached Australia.

2. Southern Dispersal Route: Another theory proposes that the first humans may have followed the southern coastline of Asia through the Indian subcontinent and Southeast Asia, ultimately arriving in Australia.

3. Wallacean Corridor: The Wallacean Corridor is a concept based on the presence of a chain of islands between Southeast Asia and Australia, which may have facilitated the migration of early humans.

4. Single or Multiple Waves: Some theories suggest that the Aboriginal Australians arrived as a result of a single migration, while others propose multiple waves of migration over time.

The Aboriginal Australians have diverse cultures, traditions, and languages that have evolved over thousands of years in various parts of the continent, shaping the unique heritage of the Australian Indigenous population.