Thrombolites. These living fossils, which are 650 million years old, are formed by cyanobacteria that have calcified. Photographed at Flower's Cove, N

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Thrombolites. These living fossils, which are 650 million years old, are formed by cyanobacteria that have calcified. Photographed at Flower's Cove, Newfoundland, Canada.

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Size: 5175px × 3450px
Photo credit: © BOB GIBBONS/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: -, algae, america, ancient, beach, blue-green, calcified, cambrian, canada, canadian, coast, coastal, cove, cryptalgal, cyanobacteria, deposit, flowers, fossil, fossilised, fossils, littoral, living, mat, microbial, microbialite, microbiological, microbiology, nature, newfoundland, north, organosedimentary, sea, seaside, shore, thrombolite, thrombolites