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Intact Skull Sheds Light on Big, Long-necked Dinosaurs

A beautifully preserved fossil skull unearthed in Argentina is giving scientists unparalleled insight into the sensory capabilities and behavior of a group of dinosaurs that were the largest land animals in Earth's history. Scientists announced on Tuesday the discovery of the skull as well as neck bones of a newly identified dinosaur called Sarmientosaurus that roamed Patagonia 95 million years ago. CT scans of the skull revealed its brain structure and provided close understanding of...

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