Though it looks like a fresco from ancient Greece, this is the fossilized remains of a fern found in Córdoba, Spain. The fossil dates back to the Carboniferous period, roughly 350 million years ago. This is a "compression fossil"—where a small amount of the original plant material was retained with the mineral deposits that helped form the impression. Why all the paleobotany talk? It"s National Fossil Day, and we’re excited! Whether you make a trip to your local natural history museum, trek off to a national park with a fossil exhibit, or just look at fossil photos on the web, we hope you find a fun way to celebrate National Fossil Day.
Paleontology meets art
Today in History
More Desktop Wallpapers:
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Overlooking the Douro
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Hut, hut, hike!
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American bison
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Christmas Bird Count turns 125
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Old underground cellar, Bavaria, Germany
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Smithsonian Secretary Lonnie Bunch on the institution s 175th anniversary
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Bobbio, Italy
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Aerial view of Plaza Mayor, Madrid, Spain
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Eben Ice Caves, Upper Peninsula, Michigan
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Knuthöjdsmossen, a nature reserve in Sweden
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Clark Range, Yosemite National Park, California
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Lanterns alight in Pingxi
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Midwinter freeze
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Palouse farmland, Washington state
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Looking down upon Edinburgh
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Big Bend National Park anniversary
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Belted Galloway cows
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World Reef Awareness Day
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Panda Day
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In Sicily, history is everywhere
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In the path of the pronghorn
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Silvereyes in South Korea
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Nubble Island’s only industry
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A learning garden
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Big-wave hunters watch Nazaré
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It s truffle season here in the Dordogne Valley
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High alpine color in Colorado
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Fiordland National Park, New Zealand
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Celebrating Charles Darwin
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Seville, Spain
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