KELLETTVILLE, Pa. ― Every year in late June, Peggy Butler and her husband, Ken, welcome visitors to rural northwestern Pennsylvania for the chance to glimpse the rare and beguiling Photinus carolinus.

Whether you call them lightning bugs or fireflies (yes, they are the same thing), many of us enjoy watching the insects light ...

Remember not-so-distant summer nights where the evening was lit up by so many twinkling fireflies? There were so many you could catch and observe more than a few in a jar before releasing them.

Insect life-cycle polymorphism : introduction / S. Masaki and W. Wipking -- Diversity and integration of life-cycle controls in insects / H.V. Danks -- Seasonal plasticity and life-cycle adaptations ...

Mary Arkiszewski stumbled upon Great Smoky Mountains National Park’s most famous flashing beetle, the synchronous firefly, almost by accident. She and her husband had always enjoyed hiking and ...

Fireflies light up at Hummel Park in Omaha on Monday, June 30, 2025. Beatriz Swanson can remember the first time she saw the blinking glow. She was 10 years old, growing up in Mexico, when two ...

Launched in 2013, the annual event has become so popular that the Butlers had to institute a lottery system to protect the fireflies that visitors so desperately wanted to see. This year, 2,500 people ...