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Female Photuris fireflies use their light to mimic other firefly species, attracting unsuspecting males, ambushing them, then eating them. The Photuris firefly consumes males of other firefly species ...

It's not easy counting fireflies. Across North America, there are an estimated 170 fireflies species, which are technically beetles in the order Coleoptera, but inventorying them is a challenge. While ...

Fireflies use their characteristic flashing signals to find and attract mates. It’s a courtship ritual that can seem magical on a warm summer evening. However, for orb weaver spiders, these displays ...

I talked with my friend Richard Zack about how and why fireflies light up. He’s an insect scientist at Washington State University. Those glowing insects are a kind of beetle. But we call them ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. As the insect sentinels of summer, fireflies use their glowing ...