Are fireflies flickering out?

Sara Lewis: Firefly populations, which illuminate and enchant on summer evenings, are flickering out

The 21st Century Might Not Be So Magical for Fireflies - Atlas Obscura

Are fireflies flickering out?

Why Do Fireflies Glow? - How Fireflies Produce Bioluminescence

Firefly Flash Patterns - Great Smoky Mountains National Park (U.S. National Park Service)

How fireflies glow and what signals they're sending, Earth

: Tools & Home Improvement

Solar Powered Firefly Lights MYHH-LITES Flickering Fireflies String Lights with 7 Amusing Fireflies Bulbs Brings Back Memories of Your Childhood

Fireflies Flickering Yellow Light Woods Dark Stock Photo 2326818089

Fireflies' Unique Flashes Help Distinguish Species

Firefly flashing patterns

Seduction and Deceit in a Firefly's Flashes - The New York Times