Fireflies, otherwise known as lightning bugs, are known for their ability to glow at night. According to the Xerces Society for Invertebrate Conservation, fireflies are actually not flies, but are ...

Q How do fireflies glow? — Ryan Hopp, Verona, Wis. A PJ Liesch, director of the University of Wisconsin-Madison Insect Diagnostic Lab: Fireflies, sometimes called lightning bugs, are actually a type ...

This story was originally published by Grist. Sign up for Grist's weekly newsletter. It's firefly season in the Blue Ridge. As the sun goes down, they begin to blink and glow along the water, in the ...

Fireflies, sometimes called lightning bugs, are actually a type of beetle, so they’re not a true fly. In Wisconsin and the Great Lakes area there are about two dozen or more different species of ...

It’s firefly season in the Blue Ridge. As the sun goes down, they begin to blink and glow along the water, in the trees, and across open fields. Some species twinkle in unison, others off and on. One ...