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Parts of the Northeast will hear the distinct buzzing sound of 17-year cicadas this spring.
Periodical cicadas are classified into different broods and can arrive from underground in 13 or 17-year cycles, according to the National Pest Management Association (NPMA). The broods are identified by roman numerals and are named based upon the geographic regions as well as the timing of their emergence.
This year's grouping is classified as Brood V and will emerge in southwestern and southeastern Pennsylvania, eastern Ohio, extreme western tip of Maryland, a small portion of northwestern Virginia and most of West Virginia, said Greg Hoover, an ornamental entomologist at Penn State University. This brood was last seen in 1999. ...