.TYPE IS Attending To Americans to all kinds of spectacles. On April 8th thousands watched an overall sun eclipse. Several will certainly be less magnetized when, in the coming times, mountains of cicadas show up in the nation's Midwest as well as south-east. The flock will definitely be abnormally big due to the fact that two types of the bug-- Family XIII and Family XIX-- are arising all at once. The last time they showed up at the same time resided in 1803, when Thomas Jefferson was president. Why perform the cicadas have such an unusual life cycle?