Earliest Unhatched-Bird Fossil Found&#151;Old as Dinosaurs
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A 121-million-year-old fossil of an unhatched bird has been found in China. The fossil suggests early bird species, like dinosaurs, were well developed at birth, scientists say.
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A 121 million-year-old baby bird,  fossilized while still curled in its egg, has been found in China.
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One of the world&#39;s top fossil hunters unveiled a previously unknown gigantic, chicken-like dinosaur Wednesday that may change evolutionary theory on prehistoric animals.
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before it hatched and which could shed light on the relationship between dinosaurs and birds. behaviour like caring for helpless young first began to evolve.
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Today researchers announced the discovery of a new species of ancient reptile. The 230-million-year-old remains of the long-necked, aquatic predator were found in China.
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London - A theory that birds may have had four wings during a stage of their evolution has been given fresh support with the discovery of a new fossil in China.
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Two previously unknown types of meat-eating dinosaur have been identified from Sahara desert fossils.
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The mystery of whether dinosaurs were indifferent parents or cared for their young may have been solved by a discovery in China. More than 100 million years ago an adult dinosaur was buried
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Scientists have found the remains of a dinosaur in a fossilized mammal's stomach, a discovery that upends decades of scientific belief about the relationship between dinosaurs and mammals.
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Fossil remains of the oldest and smallest known ancestor of Tyrannosaurus rex, the world&#39;s favorite ferocious dinosaur, have been discovered in China with evidence that its body was cloaked in downy &quot;protofeathers.
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A newly discovered fossil might be the remains of one of the first stealth hunters, a swimming dinosaur that could use its long neck to sneak up on prey and strike without warning.
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Two major classes of dinosaurs show genomes distinctly aligned with modern birds, reptilesCAMBRIDGE, Mass.
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Researchers find evidence that dinosaurs reached sexual maturity earlier than believed.
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Chinese and American scientists have discovered a fossil in northeast China which has provided a first look at dinosaurs&#39; bird-like sleep.
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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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Scientists say they have found a small, earlier cousin of Tyrannosaurus rex that had at least a partial coat of feathers. Includes image gallery.
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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.