.CHARACTER IS Attending To Americans to all type of spectacles. On April 8th thousands witnessed a total solar energy eclipse. Numerous are going to be actually much less knocked out when, in the coming days, mountains of cicadas appear in the country's Midwest and also south-east. The throng will be actually extraordinarily sizable considering that two sorts of the insect-- Brood XIII and Family XIX-- are developing concurrently. The last time they seemed concurrently was in 1803, when Thomas Jefferson was president. Why carry out the cicadas have such an uncommon life cycle?