At first glance, it didn’t even look like an egg. Years later, scientists realized this strange object found in Antarctica could be one of the most extraordinary eggs ever discovered. A strange fossil discovered in Antarctica may belong to one of the ocean’s most formidable prehistoric predators. The football-sized object, now identified as a soft-shelled egg, could be the first known egg ever linked to a mosasaur. The fossil was ... [2779 chars]