tyrannosaurus

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tyrannosaurus Any of several species of large, bipedal, carnivorous, theropod dinosaurs that lived during late Cretaceous times. Its head, 1.2m (4ft) long, was armed with a series of dagger-like teeth. The hind legs were stout and well developed, but the forelegs may have been useless except for grasping at close range. The best-known species is T. rex. Length: 14m (47ft); height: 6.5m (20ft).

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