Observer: "However, it is also the case that tribes of modern humans were moving into these creatures` territories at these times - and many of us believe it is too much of a coincidence that this happened just as these animals vanished. These creatures had endured millions of years of climate change before then, after all. However, this was the first time they had encountered humans."
Modern humans emerged from Africa around 70,000 years ago, travelled across Asia and reached Australia 50,000 years ago,...