Gene Kritsky has been studying them for decades and has created a citizen science app ... but seven species in the US belonging to the Magicicada genus remain underground as nymphs for 13 or ...

This brood involves all three 17-year species, the site explains: Magicicada septendecim, Magicicada cassini, and Magicicada septendecula. The University of Connecticut explains that Brood XIV is ...