An artist's illustration of the ankylosaur, Pinacosaurus grangeri. Its voice box is shown in color below its jaw. The "extremely rare" discovery of an 80 million-year-old fossilized voice box that ...

Growling dinosaurs in Jurassic Park have instilled fear in generations of children. But would these giant reptiles be so scary if they didn’t growl at all, but chirped instead? Researchers in China ...