Mosasaurs (from Latin Mosa meaning the ' Meuse ', and Greek σαύρος sauros meaning 'lizard') are an extinct group of large aquatic reptiles within the family Mosasauridae that lived during the Late …

mosasaur, (family Mosasauridae), extinct group of aquatic lizards that attained a high degree of adaptation to the marine environment and were distributed worldwide during the Cretaceous Period …

Nov 10, 2020 · Mosasaurs are a group of marine lizards that would have lived in the Badlands area from about 75-69 million years ago. When they were alive, mosasaurs could reach lengths of up to 50 …

4 days ago · What is a mosasaur? Mosasaurus lends its name to the much wider group of marine reptiles that it’s a part of. This family is called Mosasauridae and any member of it is called a …

Oct 15, 2020 · One of the best-known types of Mosasaur is Mosasaurus. In fact, Mosasaurus isn’t one species, but a genus containing a dozen or so different species; one of around 40 known mosasaur …

Mosasaur is any of the various extinct, marine reptiles comprising the family Mosasauridae, which were the dominant predators of the Earth's oceans during the last 25 million years of the Cretaceous period.

Learn about the surprising places they'd hunt, how some species dwarfed even the Tyrannosaurus rex, and how key physical adaptations allowed these reptiles to become a prehistoric apex predator.