Dinosaur ancestors hardier than thought
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Blog: Paleontologists have found that precursors to dinosaurs weren't so rapidly replaced as previously thought.
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While meteorites are often associated with the extinction of dinosaurs, new evidence suggests the impacts may actually engender new life. Commentary by Carl Zimmer.
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Dinosaurs bred as early as age eight, long before they reached adult size and maturity, fossil evidence suggests.
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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¦
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A new fossil find suggests that the crocodile's crushing jaws evolved on dry land&#151;and long before its water-friendly body.
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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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The bigger they are, the harder they fall.
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Good news for dinosaur fans: There are probably a lot more of them waiting to be discovered. At least, their fossils are.
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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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Fossils found in the United States show dinosaurs lived along side their ancestors for tens of millions of years, disproving long-held theories assuming they quickly replaced their predecessors, according to a new study.
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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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A frog the size of a bowling ball, with heavy armor and teeth, lived among dinosaurs millions of years ago Â intimidating enough that scientists who unearthed its fossils dubbed the beast Beelzebufo, or Devil Toad.
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A fossil unearthed in China gives scientists a rare glimpse of what dinosaurs were like "in the flesh".
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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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At least 50 percent of the world's species, including the dinosaurs, went extinct 65 million years ago. While most scientists now blame this catastrophe on a large meteorite impact, others wonder if there is more to the story.
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Astronomers suspect the early Earth was a very harsh place. Temperatures were extreme, and the planet was constantly bombarded by cosmic debris. Many scientists believe that life's starting materials, or building blocks, must have been very resilient to have survived this tumultuous environment.
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A fabled fossil goes on view for the first time in decades  -  and ignites a controversy