brood-x-cicadas-pt-2 
Academy of Natural Sciences
APRIL 20, 2021
When will we start to see the 17-year cicadas emerging from underground in the Philadelphia region? Academy Entomology Curator Jon Gelhaus tells us what to expect in Part 2 of Brood X Cicadas, and he can’t wait to see and hear the big show. If you are in an area with periodical cicadas, you will know it.
Academy of Natural Sciences
APRIL 21, 2021
The map I was looking at was one showing where Brood X of the 17-year cicadas (also called periodical cicadas) had been recorded in previous years and likely would appear this year. But the map also showed that Brood X was abundant in the Baltimore-Washington D.C. Credit Greg Cowper/ANS. Reasons unknown.
Academy of Natural Sciences
APRIL 20, 2021
There is a lot of “buzz” this spring about periodical cicadas, using scary terms like “billions” and “invasion.” Each individual cicada is older than nearly all children alive in Philadelphia right now – yes, an insect that is 17 years old! The emergence holes and cast nymphal skins of the periodical cicada, taken in Kansas in 2015.
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