Before revision: As such, the indigenous Australians are known to be the oldest living civilisation with evidence of agriculture, societal structures and language from 8000BC and before Civilizations are often characterized by additional features as well, including agriculture, architecture, infrastructure, technological advancement, a currency, taxation, regulation, and specialization of labour.
After revision: Civilizations are often characterized by additional features as well, including agriculture, architecture, infrastructure, technological advancement, a currency, taxation, regulation, and specialization of labour.