Complex sentence: The establishment of agriculture caused a significant decrease in dingo numbers, and dingoes were practically expelled from the territories occupied by the sheep industry, primarily affecting large parts of southern Queensland, New South Wales, Victoria, and South Australia.
Split into simpler sentences: The establishment of agriculture caused a significant decrease in dingo numbers, and they were practically expelled from the territories occupied by the sheep industry. This primarily affects large parts of southern Queensland, New South Wales, Victoria, and South Australia.