Meet the Natovenator: The First Known Swimming Dinosaur With a Mouth Full of Tiny Teeth
Dinosaurs that are not classified as birds walked the Earth during the Mesozoic Era, which occurred between 245 and 66 million years ago. And yet, believe it or not, researchers have never found evidence that any non-avian prehistoric reptiles ever swam. There was one exception: Spinosaurus — a humongous, fearsome beast that was able to […]