Gigantoraptor, despite its name, wasn't actually a raptor; it was an oviraptorosaur, a group of feathered dinosaurs more closely related to birds. elaborate
Hadrosaurus was the first nearly complete dinosaur skeleton found in North America. elaborate
Euoplocephalus had a club tail that could swing with enough force to break bones. elaborate
Ouranosaurus's distinctive sail might have been used for thermoregulation, acting like a radiator to both absorb and release heat efficiently. elaborate
Hypsilophodon was initially thought to be arboreal (tree-dwelling), a belief later revised based on further fossil discoveries. elaborate