Lichen Changes Color When Wet (IMAGE)

Florida Museum of Natural History

Lichen Changes Color When Wet

Caption

Cora timucua is gray to black when dry, but specimens turn a vivid blue-green when wet. A lichen's fungal cells, which are typically gray, can become transparent when wet, allowing more colorful algal cells to shine through.

Credit

Manuela Dal Forno

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Please credit Manuela Dal Forno.

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