👉 An ornithosaurus, also known as a sauropod dinosaur, is one of the largest and most complex dinosaurs ever discovered. It lived during the late Cretaceous period (about 69 to 65 million years ago) in North America. The term "ornithoses" is often used to describe the large, long necks that some ornithosauroids had. The name "ornithosaurus" comes from its distinctive beak-like structure, which resembles
