Dino-Era Bird Flew With Four Wings, Study Says
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Archaeopteryx, the earliest known bird, used both its feathered forelimbs and hind limbs to glide from trees, according to a new analysis of fossils found in the 1800s.
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Two new fossilized pterosaur eggs have been discovered. The fossils suggest that the dinosaur-era flying reptiles lived in colonies and raised their young, experts say.
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The ancient family tree where all the world&#39;s birds perch is getting bigger, odder and older, scientists announced Wednesday. In a report in Thursday&#39;s issue of the journal Nature, paleontologists
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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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A pterodactyl so small that you could hold it in your hand glided in forest canopies in northeastern China where it feasted on insects 120 million years ago, new fossil remains suggest.
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Palaeontologists have fired a broadside over a fossil which is the cornerstone evidence to back the theory that birds descended from dinosaurs.
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Ducks may have been paddling about in primeval swamps when Tyrannosaurus rex was king of the dinosaurs, scientists report in Nature.
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The remains of a giant, birdlike dinosaur as tall as the formidable tyrannosaur have been found in China, a surprising discovery that indicates a more complicated evolutionary process for birds than originally thought, scientists said Wednesday.
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CLEVELAND - A new dinosaur species was a plant-eater with yard-long horns over its eyebrows, suggesting an evolutionary middle step between older dinosaurs with even larger horns and the small-horned creatures that followed, experts said.
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A re-assessed fossil from a Velociraptor dinosaur suggests the animal was probably covered in feathers.
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Researchers find evidence that dinosaurs reached sexual maturity earlier than believed.
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A new species of duck-billed dinosaur unearthed in Mexico is helping scientists fill in gaps in the fossil record of the Age of Dinosaurs.
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Underwater footprints reveal that some dinosaurs were capable of swimming, scientists report.
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A new fossil species of flying reptile with a wingspan of less than 30cm (1ft) has been discovered in China.
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PHILADELPHIA _ Dinosaur hunters of the world, grab your picks and hammers!   You've barely scratched the surface, according to a study published this weekday by scientists at the University of Pennsylvania and Swarthmore College.
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A new dinosaur species was a plant-eater with yard-long horns over its eyebrows, suggesting an evolutionary middle step between older dinosaurs with even larger horns and the small-horned creatures that followed, experts said.
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Was it a bird, was it a plane....? Paleontologists have unearthed a T-Rex-sized "bird dinosaur", dubbed Gigantoraptor erlianensis. The beast, which lived 65 million years ago, stood five metres tall, was eight metres long, and would have weighed in at around 1.5 tonnes.â¦