The cicadas are coming. When and where will they arrive in Pennsylvania?

The cicadas are coming. When and where will they arrive in Pennsylvania?
Molly Bilinski, The Morning Call
© HARRY FISHER/THE MORNING CALL
Muhlenberg College associate biology professor Marten Edwards holds samples of cicadas in his office in 2013.
A new generation of periodical cicadas are gearing up to pop out of the soil this month, with millions predicted to make themselves known to residents across the region by their characteristic song.
This group, Brood X, has been growing underground for 17 years, and is now waiting for the soil temperature to be warm enough to emerge.
Their mission in the last days of their lifespan? Scream, mate, lay eggs and die.

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