3 ms·FYI, we did kill a huge fraction of the world's megafauna before agriculture.by DaniFong 16y agoFYI, we did kill a huge fraction of the world's megafauna before agriculture.hga 16y agoYou're right, I'd forgotten that. In Australia they killed the megafauna but never went back to the agriculture they'd had and perhaps forgotten, or so said Jared Diamond in Guns, Germs and Steel.vdm 16y agoThat book is amazing.