Lightning bugs, fireflies, glow worms: Here's everything you probably don't know about "nature's fireworks." News Sports GameTimePA Good News Data Central Advertise Obituaries eNewspaper Legals.

Due to chemicals, light pollution and other factors, fireflies are dwindling in numbers compared to a few decades ago.

These small beetles use their glow to mate, for defense, and to communicate. 1 weather alerts 1 closings/delays. Watch Now. 1 weather alerts 1 closings/delays. Menu. Search site.

When I first saw lightning bugs as a child, I thought they were fairies! ... The larvae eat snails and worms, ... The glow comes from a chemical reaction called bioluminescence, ...

How an enzyme in fireflies, click beetles and glow worms yields different colors. ScienceDaily . Retrieved May 28, 2025 from www.sciencedaily.com / releases / 2016 / 08 / 160803111756.htm ...

Together, these bioluminescent bugs make a canopy of “stars” inside their caves, ... This video, part of KQED’s Deep Look series, shows the glow worm in all of its beautiful, ...

Scientists are reporting a global decline in the firefly population. But conservation efforts and some favorable weather may be helping the insects.