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Six Bat Species Discovered Glowing Green Under UV Light

10/23/2025

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Summary

Story summary

The University of Georgia researchers found six species of North American bats glow green under ultraviolet light, indicating photoluminescence across species.
The study examined 60 bat specimens and indicates the glow stems from a genetic trait rather than environmental factors.
Lead author Steven Castleberry of the University of Georgia notes the evolutionary purpose remains unclear, but the findings suggest the trait originated from a common ancestor.

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Story summary

The University of Georgia researchers found six species of North American bats glow green under ultraviolet light, indicating photoluminescence across species.
The study examined 60 bat specimens and indicates the glow stems from a genetic trait rather than environmental factors.
Lead author Steven Castleberry of the University of Georgia notes the evolutionary purpose remains unclear, but the findings suggest the trait originated from a common ancestor.