How do Fireflies light up?

How do Fireflies light up?

April 24, 2026 · 16 min · Episode 1182

About this episode

This episode explores the fascinating world of fireflies, including how they light up and their life cycle.

Why do Fireflies make their butts light up? How long do Fireflies live? What do Fireflies eat? Have you started your FREE TRIAL of Who Smarted?+ for AD FREE listening, an EXTRA episode every week & bonus content? Sign up right in the Apple app, or directly at WhoSmarted.com and find out why more than 1,000 families are LOVING their subscription! Get official Who Smarted? Merch: tee-shirts, mugs, hoodies and more, at Who Smarted?

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