which are believed to house tactile nerves that are highly sensitive to touch

showing that some of them looked more like modern birds

with a small bony frill at the back of the skull

The Dilophosaurus was a medium-sized bipedal predator

measuring around 5

Parasaurolophus walkeri Tlatolophus which are believed to houseParasaurolophus walkeri was a herbivorous dinosaur that lived during the Late Cretaceous period, approximately 76 to 73 million years ago, in what is now North America. It belongs to the family of hadrosaurids, known as "duck billed dinosaurs", and is notable for its distinctive tubular crest that extended backward from the top of its skull, making it one of the most recognizable hadrosaurids. The most complete specimens of Parasaurolophus walkeri