- Top Predators Timeline TIMELINE
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Sep 24 2010 - 6:00pm
- A Squalodontid Success SLIDESHOW
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On a beach in Piña, Panama the tide is rolling out. Faint outlines of skeletal remains rise above the sand. Smithsonian scientists Nicholas Pyenson and Aaron O'Dea along with a team of students descend upon the beach. Their mission: to excavate the ... ...
Jun 22 2011 - 5:47pm
- Whale fossils on the mainland, and into a CT scanner BLOG POST
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Fossils Get a CT Scan After a few long days of hard work on the island, we were finally able to excavate and remove , not just one, but two skeletons of an early "toothe ... ...
May 21 2012 - 1:23pm
- Fossil Jellyfish PHOTO
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How long have jellyfish lived in the ocean? This jellyfish fossil is from the Cambrian period, more than 500 million years ago. It was found buried in Utah —an area that used ... ...
Apr 12 2013 - 11:29am
- Early Whale with Webbed Feet PHOTO
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This early whale was well suited to life at sea. But it also lived on land. An ancestor of the right whale , Maiacetus lived 49-40 million years ago. It had flipper-like l ... ...
Aug 21 2012 - 8:51am
- Recliner Rudists PHOTO
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Where ocean currents were strong, ancient rudist “recliners” lay unattached on the seabed. Notice the pink tentacles, which were used to filter feed. Learn more about ocean l ... ...
Aug 9 2012 - 10:27am
- Arm Bone Fossil of an Ancient Toothed Whale PHOTO
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Nick Pyenson, curator of fossil marine mammals at the Smithsonian's National Museum of Natural History, holds an arm bone from a "toothed" mysticete from Vancouver ... ...
May 11 2012 - 11:46am
- Smithsonian Scientists Describe a New Fossil Whale PHOTO
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Monodontids, the group of whales that includes living belugas and narwhals, are emblematic symbols of the Arctic. However, the fossil record shows that these animals had a much large ... ...
Mar 8 2012 - 12:30pm
- Ancient Great White Shark PHOTO
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A scientific illustration of the most powerful fish of its time, Carcharodon megalodon , which swam the ocean 30 million years ago. This shark may have reached a size of 20 meter ... ...
Jan 26 2010 - 11:45am
- Giant Megatooth Model PHOTO
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A life-sized model suspended over visitors at the San Diego Natural History Museum shows what an ancient shark, the Giant Megatooth ( Carcharodon megalodon ), might have lo ... ...
Jan 26 2010 - 11:45am
