Dinosaur model feature: Parasaurolophus! This model in our train show is made from plant parts by the artists at Applied Imagination . Learn about this dinosaur and the plants this model is made from! Parasaurolophus Size: approx. 30 feet long, approx. 11,000 lb. Lived: 77-73 million years ago Diet: herbivore Parasaurolophus was a “duck-billed” dinosaur known for its distinctive hollow head crest. Different species of Parasaurolophus had crests of different shapes, which scientists think might h