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The Arctic Tern could really be called the Arctic-Antarctic Tern. It has the...
Dugongs, along with manatees, make up a group of marine mammals called sirenians or...
These "elevator" rudists, an ancient bivalve, used one long heavy valve to anchor...
Where ocean currents were strong, ancient rudist “recliners” lay unattached on...
Rudist clams are mollusks that went extinct about 65 million years ago. They were...