Word: dinosaurian
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Dates: during 1990-1999
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Confident that they will learn still more about creatures that ruled the earth unchallenged for more than 200 million years, Chiappe and his colleagues plan to return to their dinosaurian mother lode next March. Says Coria: "This discovery opens large doors that had remained closed for years." To make sure the site won't fall prey to contemporary egg snatchers, the provincial government has declared it a protected "paleontological park" and is keeping it under full-time guard...
...neuroanatomy of dinosaurs. Vertebrae are especially revealing because the canal running through them varies in size according to the number of nerve fibers it contains, and that in turn depends on how much the muscles controlled by these nerves are used. Giffin is trying to determine whether theropods -- the dinosaurian suborder that includes fierce predators like Oviraptor, Deinonychus, Velociraptor and Tyrannosaurus rex -- could have used their undersize forelimbs for grasping or whether the arms were purely vestigial...
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