Skull of the mosasaur Mosasaurus maximus Cope from the collections at the University of Alabama's Museum of Natural History. The specimen, which represents one of the largest types of mosasaur at up to 50 feet, is affectionately known as Sweetie and is one of the most complete skeletons of the species found thus far.
Sweetie the Mosasaur
Courtesy of the University of Alabama Museums/Alabama Museum of Natural History
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