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Panama Expedition Success
Paeleobiologist Dr. Nicholas Pyenson, Curator of Fossil Marine Mammals for the...
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An Ancient Whale Skeleton, Unexcavated
Nick Pyenson, the curator of fossil marine mammals at the Smithsonian's National...
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Arm Bone Fossil of an Ancient Toothed Whale
Nick Pyenson, curator of fossil marine mammals at the Smithsonian's National...
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The Digsite at Cerro Ballena
Chilean and Smithsonian paleontologists study several fossil whale skeletons at...
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