Mollusk Fossils Push Back Evolution
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By Unnati Gandhi  Paleontologists have discovered dozens of fossils of a soft- bodied, deep-sea dweller that lived more than half a billion years ago, adding one more piece to the enigmatic puzzle that is the history of life on Earth.
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Science & environment: Dinosaurs may have been pushed towards extinction by humble insects, not meteorites
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Scientists said the fossils should give new insights into a little-known period of early human origins.
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Fossilized dinosaurs often have wide-open mouths, heads thrown back and tails that curve toward the head. Paleontologists have long assumed the dinosaurs died in water and the currents drifted the bones into that position, or that rigor mortis or drying muscles, tendons and ligaments contorted the limbs.  &quot;I&#39;m reading this in the literature and thinking, &#39;This doesn&#39;t make any sense to me as a veterinarian,&#39;&quot; said Cynthia Marshall Faux, a veterinarian-turned-paleontologist at the Museum of the Rockies. ...
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By DEEPTI HAJELA  NEW YORK - In the beginning were the bones. Fossils dating back hundreds of thousands- even millions- of years used by anthropologists to trace how the human species evolved.
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New research suggests that the Âgreat dyingÂ 251 million years ago was followed by an explosion of complexity in marine life that has persisted ever since.
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A genetic study sheds light on the mystery of how fish made the move from water to land millions of years ago.
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Fossils of ancient marine reptiles that lived 230 million years ago show the prehistoric creatures gave birth to live young, scientists said on Wednesday.
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Fossilised remains found in southern China may hold the answer to a question that has long stumped palaeontologists: Just what is the purpose of the long neck on a group of predatory reptiles that roamed the earth millions of years ago?
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Scientists on Thursday announced the fossil discovery of a very odd creature that swam the oceans 230 million years ago. It looked sort of like a dinosaur, but actually was another type of reptile.
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Scientists reconstruct a sea spider from the faint imprint it left when it fossilised 425 million years ago.
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Using computer programs,scientists have suceeded in reconstructing the DNA of a creature that lived at the time of the dinosaurs more than 75 million years ago, a small, furry nocturnal animal that was the common ancestor of all placental mammals
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The finding of a dinosaur fossil in southern China has given new clues to the evolution and hunting practices of a long-necked aquatic reptile that lived some 230 million years ago, the magazine Science said on Thursday.
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THE DISCOVERY: A University of Pittsburgh geology student on a field trip stumbles across the fossil of an oversized, salamander-like creature that lived about 300 million years ago.
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Vertebrate Paleontologist Amy C. Henrici of the Carnegie Museum of Natural History in Pittsburgh holds a stone fossil of a new genus and species of terrestrial adopted amphibian that lived in the Pennsylvanian Period, about 300 million years ago, Monday
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A fabled fossil goes on view for the first time in decades  -  and ignites a controversy
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A rise in the temperature of the world's oceans is often accompanied by mass extinctions, according to a new statistical study of fossil records.