Hypacrosaurus: quick facts
A high ridge on its back might have served as a radiator, helping Hypacrosaurus to regulate its internal temperature. Thisdinosaur lived in western United States and Canada. Eggs and babies of this an
Period
Late Cretaceous
Diet
Herbivore
Length
30 feet (9.1 meters)
Family
Hadrosauridae
Reference background: Natural History Museum, London — Dinosaurs; Smithsonian National Museum of Natural History — Dinosaurs; American Museum of Natural History — Dinosaurs & Fossils. Figures are typical published ranges; taxonomy follows the source era and modern consensus is noted where it differs. See our sources & fact-check policy.