INDIANA, USA — Lightning bugs started flying around a bit earlier this year thanks to our wetter and warmer spring overall! Peak season may a bit earlier than normal this year. Or are they fireflies?

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.

Fireflies can be found near Florida's wetlands and springs during late spring and summer. Over 50 species of fireflies exist in Florida, inhabiting diverse environments from mangroves to urban parks.

NEW HAVEN, Conn. (WTNH) — Pay attention at night, and you may see some lights winking from the woods. Summer has kicked off, and firefly season is among us in Connecticut. The lightning bugs can ...