.NATURE IS ACTUALLY Caring For Americans to all sort of eyeglasses. On April 8th millions saw a total photovoltaic eclipse. Many will definitely be actually much less mesmerized when, in the coming times, mountains of cicadas appear in the nation's Midwest and also south-east. The swarm is going to be actually extraordinarily sizable because pair of sorts of the pest-- Family XIII and also Brood XIX-- are actually developing at the same time. The final time they appeared at the same time remained in 1803, when Thomas Jefferson was actually president. Why perform the cicadas have such an unique life process?