Megafauna extinction not caused by human beings, after all
Contrary to what some scientists have asserted previously (see here and here), there’s no good evidence that humans were responsible for the extinctions of around 90 giant animal species that once roamed Australia – including the Diprotodon pictured above, a hippopotamus-sized giant wombat that roamed Australia until 46,000 years ago. In fact, most of these species had already disappeared by the time people arrived. That’s the conclusion reached by an international team of scientists in a major review of the available evidence, and published recently in the Proceedings of the National Academy of Sciences (abstract here). The study concludes that climate change, rather than overhunting by the first human beings to settle in Australia, was what brought about the demise Read More ›