Fireflies that flash synchronously were known from the Southeast U.S., but are now known from Pennsylvania's Allegheny Forest ...

It’s twilight on a warm May evening at the Congaree National Park in Hopkins, South Carolina. A wooden boardwalk weaves through cypress knees, and towering loblolly pines. A viewing platform holds the ...

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Synchronous fireflies, known as Photuris frontalis, blink in the woods near the Congaree River on Wednesday, May 15, 2024, in Columbia, S.C. Congaree National Park holds an annual event for visitors ...