What happens when cicadas erupt en masse right into the National Zoo?

Brood X cicadas are ascending by the millions into the middle of Washington D.C., home to an abundance of wildlife—and 2,700 zoo animals.

A Brood X cicada sits on a leaf in the National Geographic photo studio in Washington, D.C. It’s one of trillions now emerging across 15 states in the eastern U.S., after spending 17 years underground. The nation’s capital lies at the epicenter of their emergence.

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