Utahraptor

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Utahraptor ("Utah's thief") was the biggest dromaeosaur (sickle clawed dinosaurs that are also known commonly as "raptors.") ever discovered by man. It was first discovered in 1991 in the state of Utah by paleontologists James Kirkland, Robert Gaston and Donald Burge who unearthed the fossilized remains of this dinosaur that measured about 20 feet long and about 12 feet tall.

Utahraptor is a carnivore, a flesh-eating dinosaur with a massive 9-15 inch claw on each foot which it uses to slash and tear at its victims including Iguanodon and Astrodon, a large sauropod dinosaur. It was most likely cloaked in feathers just like its relative Sinornithosaurus of China. It can run fast with its stiffened tail held high above the ground for balance. Its mouth was rimmed with sharp teeth for biting off pieces of meat from its prey. It had long arms with grasping hands with each finger tipped with curved claws for grasping firmly on its prey while its claws kicked and slashed. It must have lived in packs like wolves today, hunting down dinosaurs much bigger than itself. Utahraptor lived during the early Cretaceous period around 130-100 million years ago and most likely has inspired the movie producers to create giant size computerized "raptors" for the 1993 smash hit movie based on a novel by Michael Crichton, Jurassic Park.

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