Spinosaurid Dinosaurs Hunted Their Prey Underwater

By analyzing the density of bones of a number of spinosaurid dinosaurs and evaluating them to different animals like penguins, hippos, and alligators, Field Museum of Natural History paleontologist Matteo Fabbri and his colleagues discovered that Spinosaurus and its shut relative Baryonyx each had dense bones that might have allowed them to submerge themselves underwater to hunt. […]