FIELD GUIDES

Field Guides Page

Fun Fact

How to Catch a Firefly

Get prepared for this year! Fireflies start appearing as early as April and May in the US. Learn tips on how best to catch and release fireflies. LEARN MORE

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FIREFLY FACT

Number of Species

In North America, there are an estimated 270+ species. Worldwide there is estimated 2400+ species. These numbers are going up as new Lampyridae species are described by scientists.

FUN FACT

Why Blink?

The purpose of blinking is so that male fireflies can find potential mates. If you watch long enough you will be able to pick up on their unique flash pattern. Try to remember it so that next time you see a firefly flash you can identify it.

GET INVOLVED

Have you seen a firefly?

Firefly scientists are in urgent need of your observations! Become a citizen scientist and record your sighting using iNaturalist. Using our helpful guide you'll learn what you need to know to document an important firefly observation.
SUBMIT AN OBSERVATION

LEARN
Bioluminescent Insects
Disappearing Fireflies
Facts About Fireflies
Firefly Habitat
Firefly Names
Firefly Questions
Firefly Stories
How to Catch Fireflies
Light Pollution
Synchronous Fireflies
Types of Fireflies

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Build Firefly Habitat
Certify Your Backyard
Donate Now
Firefly Sightings
How to Help
Plants for Fireflies
The Selangor Declaration
FIELD GUIDES
Texas Fireflies
RESOURCES
Firefly Pictures
Firefly Resources
Scientific Literature

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