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How giant tortoises, alligators thrived in High Arctic 50 million year

Harlequinmania

By Harlequinmania,
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Harlequinmania

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A new study of the High Arctic climate roughly 50 million years ago helps to explain how ancient alligators and giant tortoises were able to thrive on Ellesmere Island well above the Arctic Circle, even as they endured six months of darkness each year.

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1000 Gallon Tank in the Hole 

http://www.sgreefclub.com/forum/topic/120957-1000-gallon-3d-hole-in-the-wall/ 

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