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The Green River Formation was a system of three ancient fresh water lakes that covered parts of Utah
Copy and paste this link to see a time laps video of building a Sloth skeleton
30--Ectenaspis latucelsum--Ordovinian--UT
Germany from about 135 million years ago
three-toed South American ungulate mammal
Ursus spelaeus, Cave Bear Skull & Lower Jaws Compsognathus The Green River Formation wasThe cave bear (Ursus spelaeus) was a species of bear that lived in Europe and Asia during the Pleistocene and became extinct about 24,000 years ago during the Last Glacial Maximum. Both the word "cave" and the scientific name spelaeus are used because fossils of this species were mostly found in caves. This reflects the views of experts that cave bears may have spent more time in caves than the brown bear, which uses caves only for hibernation Many
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