Mosasaur_skeleton.jpg

New research sheds light on the evolutionary relationships of living and extinct reptiles. This skeleton belonged to a mosasaur, a carnivorous marine lizard that died out with the dinosaurs 65 million years ago. (Credit: Wikimedia Commons) New research sheds light on the evolutionary relationships of living and extinct reptiles. This skeleton belonged to a mosasaur, a carnivorous marine lizard that died out with the dinosaurs 65 million years ago.