Paleontologists in Argentina's remote Patagonia region have discovered fossils of what may be the largest dinosaur ever, amid a vast cache of fossils that could shed light on prehistoric life. Picture taken on May 16, 2014 showing a technician next to the femur of a dinosaur—likely to be the largest ever to roam the earth—in Rawson, Chubut, some 1,300 kilometers (800 miles) south of Buenos...
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