July 22, 2018
July 22, 2018 | Categories: Built Environment, Nature, Pavement & Parking Lots, Stones and Rocks, Surfaces | Tags: lichen, Northern Ohio, photography, sandstone | 6 Comments
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For more information about the iron bacteria, including Leptothrix discophora, click on this image of the book They Breathe Iron: Artistic and Scientific Encounters with an Ancient Life Form.
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