In 1993, an amateur fossil hunter and full-time mechanic named Ruben Carolini made an incredible discovery in southern Argentina—the massive leg bone of a carnivorous dinosaur. Soon two of Argentina's most celebrated paleontologists were on the case, and by 1995, when they were done unearthing the monster, they made a bold pronouncement to the world: Giganotosaurus carolinii ("giant southern lizard of Carolini") was an even larger carnivore than Tyrannosaurus rex, the most famous giant meat-eater of all time.
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Written by Reuben Westmaas June 8, 2017
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