.NATURE IS ACTUALLY Curing Americans to all sort of spectacles. On April 8th thousands experienced a complete solar eclipse. Many are going to be much less mesmerized when, in the coming days, trillions of cicadas show up in the country's Midwest as well as south-east. The flock will definitely be actually abnormally large since pair of forms of the insect-- Family XIII and Brood XIX-- are actually developing all at once. The last opportunity they showed up together resided in 1803, when Thomas Jefferson was head of state. Why do the cicadas have such an uncommon life cycle?