There are a few theories why the extinction happened. I go with the huge volcanic flows in Siberia.(Graphic shows how continents have moved over the last 250 million years)
There are a few theories why the extinction happened. I go with the huge volcanic flows in Siberia.(Graphic shows how continents have moved over the last 250 million years)
Impact. :’) BTW, very nice graphic, I’m stealin’ it.