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National Geographic

Orfelia fultoni, the larval form of the fungus gnat, is found only in Appalachia and lights up forest floors in late spring with a bioluminescence scientists are still trying to understand. Elusive and easy to miss, these insects have only recently been correctly identified in several parts of Appalachia. Learn more about this ongoing discovery at the 🔗 in bio. Video by Mark Thiessen

On the profile · Jul 12, 2025