1.7K views · 65 reactions | The Museum's paleontologists recently unearthed the fossils of a mosasaur (a 30-foot marine lizard!) from a creek bed just 80 miles from Dallas. Learn more: https://bit.ly/3Pe1mnm | Perot Museum | Facebook

50K views · 554 reactions | The mosasaur was a massive marine predator, growing over 50 feet long during the late Cretaceous period. As the apex predator of its seas, it dominated the oceans but was not a true dinosaur. Its closest relatives are today’s monitor lizards and snakes, showing how ancient reptiles evolved into modern species  #Mosasaur #MarineReptiles #Cretaceous #PrehistoricLife #Trending | The Fact Spot | Facebook