.STRUCTURE IS ACTUALLY TREATING Americans to all sort of spectacles. On April 8th thousands watched a complete photovoltaic eclipse. A lot of will be actually much less charmed when, in the coming days, mountains of cicadas show up in the nation’s Midwest and also south-east.
The flock will certainly be extraordinarily big because 2 forms of the pest– Family XIII and Family XIX– are developing all at once. The final time they appeared together was in 1803, when Thomas Jefferson was head of state. Why do the cicadas have such an unusual life cycle?