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Prehistoric tortoise actually a mineral concretion

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Oregon

Photo details

  • Uploaded on May 11, 2010
  • © All Rights Reserved
    by Scott Ripley
    • Camera: NIKON D80
    • Exposure: 0.040s (1/25)
    • Focal Length: 25.00mm
    • F/Stop: f/16.000
    • ISO Speed: ISO100