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Red-blooded Tyrannosaurus rex - 20 years ago, paleontologist Mary Schweitzer made an astonishing discovery. Peering through a microscope at a slice of dinosaur bone, she spotted what looked for all the world like red blood cells. It seemed utterly impossible—organic remains were not supposed to survive the fossilization process—but test after test indicated that the spherical structures were indeed red blood cells from a 67-million-year-old T-rex. Read about her subsequent findings...

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Jobaria is a genus of sauropod dinosaur that was discovered in Niger, northwest Africa. It lived 164 to 161 million years ago in what is known as the Mid Jurassic. It gets its name from a local Taureg myth about a giant beast who lived long ago, whom some still believe to be the fossils remnants of the dinosaur

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Fossils at Fossil Fest in Round Rock, Texas

Pterosaurs: Flying contemporaries of the Dinosaurs by André J. Veldmeijer, Mark Witton & Ilja Nieuwland