If you catch them at the right time, some mushrooms have a pretty cool trick up their sleeves: They can glow in the dark. Some 71 of the 100,000 known species of fungus are bioluminescent, Reuters reports, and now researchers can explain why.
The bugs then wander off and spread the spores, allowing the fungi to "colonize new habitats," researcher Cassius Stevani says. That's important for fungi like N.
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