Fireflies National Geographic

Find out how—and why—this backyard favorite produces its famous glow.
Each year in late spring the Great Smoky Mountains National Park hosts a special light show, thanks to a species of beetle native to the region. These are the synchronous fireflies, known for coordinating their flashes into bursts that ripple through a group of the insects.

2014 National Geographic Photo Contest - The Atlantic

Molly Branch Fireflies

Fireflies are vanishing—but you can help protect them

The Fireflies explore the garden and learn about germs — Firefly

How do fireflies get their glow? We finally have some answers.

Allure Canyon Falls-National Geographic, HD wallpaper

National Geographic Travel Photographer of the Year 2017 Winners

Fireflies National Geographic

Fireflies National Geographic

Jim Richardson on Night Photography -- National Geographic

Thousands of Fireflies Put on a Magical Light Show in Pennsylvania