.CHARACTER IS TREATING Americans to all kinds of eyeglasses. On April 8th thousands saw a complete sun eclipse. Many will definitely be less charmed when, in the coming days, trillions of cicadas show up in the country's Midwest as well as south-east. The throng will certainly be actually uncommonly huge given that 2 types of the bug-- Family XIII and Brood XIX-- are actually developing concurrently. The last opportunity they showed up concurrently was in 1803, when Thomas Jefferson was president. Why carry out the cicadas have such an unique life cycle?