Dinosaurs Were Doting Parents, Fossil Find Suggests
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The discovery suggests that the care that crocodiles, birds, and other modern descendents of archosaurs give to their young may be an ancestral characteristic.
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A CT scan of dinosaur bones from northwest Wyoming could help resolve a dispute about the great Tyrannosaurus rex.
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The fossilised remains of a giant bird-like dinosaur have been uncovered in the region of Inner Mongolia, China.
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Elated scientists on Wednesday showed off a 130-million-year-old fossil that casts mammals in a new light by proving that in prehistoric times they fed on young dinosaurs.
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KUKSHI BAGH, India, Feb 8 (Reuters Life!) - Call it a dinosaur nursery in the making. Indian explorers have discovered what they say is a major nesting site for dinosaurs on a riverbed in the country's central region, complete with more than 100 fossilized eggs.
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The fossilized remains of six young  dinosaurs found together in a &quot;nursery&quot; at a site in China show  these animals had started forming social groups much earlier  than previously thought, scientists said on Thursday.
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Geologists unveiled a fossil discovery on Tuesday they believe will help resolve a long-standing mystery over whether dinosaurs ever roamed to what is now Canada's Pacific coast.
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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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The ascent of the dinosaurs to the  throne of the animal kingdom may have been more gradual than  previously believed, scientists said on Thursday.
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Parents have been doting over their offspring for a very, very long time, it seems. A South African fossil suggests pelycosaurs -- intermediates between reptiles and mammals that lived in the Permian Period before the rise of dinosaurs -- may have been caring parents 260 million years ago, scientists said on Wednesday.
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Two newly discovered fossils show that a few early mammals were as large as a dog and spunky enough to devour juvenile dinosaurs.
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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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Two fossil finds in China suggest that prehistoric mammals were bigger and badder than previously thought. At least one even ate dinosaurs for dinner.
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Blog: Paleontologists have found that precursors to dinosaurs weren't so rapidly replaced as previously thought.
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Fossils from two newly discovered  meat-eating dinosaurs that lived in the Sahara Desert 110  million years ago paint a fearsome picture of life in Africa's  Cretaceous period, which appears to have been teeming with  unusual carnivores.
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Researchers find evidence that dinosaurs reached sexual maturity earlier than believed.
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Two new studies throw some doubt into the conventional wisdom of what the Earth was like when dinosaurs roamed it