Mysterious Fossil Found In Antarctica Is A Giant Reptile Egg

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A deflated football-shaped fossil found in Antarctica in 2011 has been identified as the largest soft-shelled egg ever found (Credit: Legendre et al. 2020)

Scientists from the University of Texas at Austin have finally solved the mystery of a massive fossil that has been sitting unlabeled and unidentified at a Chilean museum for almost a decade. The relic, which resembles a deflated football, is the largest-known soft-shelled egg from a marine reptile that inhabited Earth over 66 million years ago — about the time of the mass animal extinction event. Measuring more than 11 by 7 inches it is also the second-largest egg belonging to any known animal, behind only the now-extinct elephant bird.

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