Hypacrosaurus
Order: Ornithischia · Suborder: Ornithopoda · Infraorder: Iguanodontia · Family: Hadrosauridae
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 animal have also been found.
More Cretaceous-period dinosaurs →
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.
Frequently asked questions
What does Hypacrosaurus mean?
The name Hypacrosaurus means “Very High Lizard”. It is pronounced hye-PACK-ruh-SAWR-us.
When did Hypacrosaurus live?
Hypacrosaurus lived during the Late Cretaceous.
Was Hypacrosaurus a carnivore or a herbivore?
Hypacrosaurus was a herbivore.
How big was Hypacrosaurus?
Hypacrosaurus was about 30 feet (9.1 meters) long, around 12 feet (3.7 meters) tall.
Related dinosaurs
Other dinosaurs from the Hadrosauridae family.
Compare the dinosaurs
See size, diet, period and family for hundreds of dinosaurs side by side.
Compare dinosaurs →