According to calculations done by a climate scientist at Tohoku University in Japan, the current mass extinction event is not expected to be as devastating as the previous five. Certainly not for several more centuries.
Fossils from some of the biggest animals to ever swim in the oceans, whale-sized marine reptiles known as ichthyosaurs, have been discovered atop three Swiss Alps mountains rising to 8,990 feet (2,740 meters) above sea level.