Fossil of agal stromatolites which are colonies of blue-green algae and cyano-bacteria, and are the Earth's oldest living life forms (dated 2.2 to 3.2 billion years ago)
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- Fossilized Shell.jpg
- Copyright
- Photograph © 2010 William Neill. All Rights Reserved.
- Image Size
- 5000x3352 / 6.4MB
- http://www.williamneill.com/
- Contained in galleries
- By Nature's Design
