Why carry out cicadas have such a weird life process?

.CHARACTER IS Caring For Americans to all type of spectacles. On April 8th thousands witnessed a complete solar eclipse. Numerous will certainly be actually less mesmerized when, in the coming days, mountains of cicadas seem in the country’s Midwest as well as south-east.

The flock will certainly be actually unusually big since pair of forms of the insect– Brood XIII and Brood XIX– are actually arising all at once. The final time they seemed together was in 1803, when Thomas Jefferson was actually president. Why perform the cicadas have such an uncommon life process?