Centrosaurus Facts
| Diet | Herbivore |
| Height | 2m |
| Length | 6m |
| Weight | 2 tonnes |
| Speed | 25 km/h |
| Environment | Land |
| Era | Cretaceous |
| Period | Late Cretaceous |
| Type | Ceratopsian |
| Location | Canada |

| Diet | Herbivore |
| Height | 2m |
| Length | 6m |
| Weight | 2 tonnes |
| Speed | 25 km/h |
| Environment | Land |
| Era | Cretaceous |
| Period | Late Cretaceous |
| Type | Ceratopsian |
| Location | Canada |
Centrosaurus was a spectacular ceratopsian dinosaur that roamed the ancient forests of what is now Alberta, Canada, during the Late Cretaceous period, approximately 76.5 to 75.5 million years ago. This impressive herbivore was built like a living tank, with a massive skull that could reach up to 2 metres in length, adorned with an array of horns and spikes that made it one of the most distinctive dinosaurs of its time.
Standing about 2 metres tall at the hip and measuring up to 6 metres in length, Centrosaurus was a solidly built quadruped that weighed around 2 tonnes. Its most striking feature was the prominent horn projecting from its nose, curved forward like a rhinoceros horn, along with two smaller horns above its eyes. The elaborate frill extending from the back of its skull was decorated with spikes around the edges and featured distinctive rectangular openings that helped reduce the weight of this bony shield.
As a dedicated herbivore, Centrosaurus used its sharp, parrot-like beak to slice through tough plant material, while rows of shearing teeth in its cheeks processed fibrous vegetation including ferns, cycads, and early flowering plants. Its powerful jaw muscles, anchored to the large frill, provided the strength needed to cope with the challenging plant life of the Cretaceous period.
Centrosaurus lived alongside other famous dinosaurs in the rich ecosystems preserved in the Dinosaur Park Formation, sharing its habitat with duck-billed hadrosaurs, armoured ankylosaurs, and fearsome predators like Gorgosaurus. Fossil evidence suggests these ceratopsians were social animals, possibly living and travelling in herds for protection against the large carnivores that shared their world.
Centrosaurus is easily recognised by its prominent forward-curving nasal horn, small brow horns, and rectangular frill decorated with spikes around the edges. The frill featured distinctive large rectangular openings and was shorter than those of later ceratopsians like Triceratops.
Centrosaurus likely lived in herds, as suggested by bone bed discoveries containing multiple individuals of different ages. These social groups would have provided protection against predators, with adults potentially forming defensive circles around younger members when threatened.
Centrosaurus occasionally appears in dinosaur documentaries and children's books about prehistoric life, though it remains less famous than its later relative Triceratops.
| Phylum | Chordata |
| Class | Ornithischia |
| Family | Ceratopsidae |
| Genus | Centrosaurus |
Centrosaurus was first described by Lawrence Lambe in 1904. The original fossils were discovered at Dinosaur Park Formation, Alberta, Canada.