Insects Emerging In 2024. These small winged insects roughly the size of a paperclip emerge at regular intervals in vast hordes known as broods, many millions or billions of individuals strong. The insects will infiltrate a much bigger geographical area than similar occurrences in most years because they’re part of the dual emergence of two particular periodical cicada broods.

Cicada broods often emerge together, the university of connecticut says, but 2024 will mark the first time in more than 200 years that brood xix, which arrives every 13 years,. This year, though, will be a rare event.