How and why do fireflies light up?

BONNIE'S GARDEN - Let Fireflies Light Up Your Life

Fireflies' light signal to predators they taste bad, researchers say - The Columbian

Why and how do fireflies light up at night? - Quora

15 Bioluminescence ideas bioluminescence, stuffed mushrooms, glowing mushrooms

You light up my life Luciferase

A Summer Light Show Dims: Why Are Fireflies Disappearing? - Yale E360

bioZone (@thebiozone) / X

Fireflies, Lightning Bugs, and Glowworms: Why Do Fireflies Glow?

Watch: Fireflies Glowing in Sync to Attract Mates

How Do Fireflies Glow?