Lake Clifton in Western Australia is home to living fossils called thrombolites

Today I learned about the wonder of thrombolites from Atlas Obscura. Thrombolites are ancient, living fossils. These fascinating rock-like structures are built by microscopic organisms, mainly cyanobacteria (also known as blue-green algae). These microbes trap sediment particles together to form solid, dome-shaped mounds over time. — Read the rest
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