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Edmontosaurus

Restoration of Spinosaurus, a large sail-backed predatory dinosaur
Photo: Brondon Bobah, CC BY 4.0, via Wikimedia Commons
Pronunciation
ed-MON-tuh-SAWR-us
Name means
Edmonton Lizard
Also known as
Anatosaurus, Thespesius
Diet
Herbivore
Posture
Bipedal
Period
Late Cretaceous
Length
43 feet (13.1 meters)
Height
20 feet (6.1 meters)
Weight
7,000 - 8,000 pounds (3,175-3,630 kg)

Order: Ornithischia · Suborder: Ornithopoda · Infraorder: Iguanodontia · Family: Hadrosauridae

Edmontosaurus was discovered in Alberta, Canada. A plant eater with batteries of teeth in its jaw bone for pulverizingplant food, it had up to 60 rows of teeth on each jaw -- more than 1,000 teeth in total.

Restoration of armoured Ankylosaurus with bony plates and a club tail
Photo: PaleoNeolitic, CC BY-SA 4.0, via Wikimedia Commons

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 Edmontosaurus mean?

The name Edmontosaurus means “Edmonton Lizard”. It is pronounced ed-MON-tuh-SAWR-us.

When did Edmontosaurus live?

Edmontosaurus lived during the Late Cretaceous.

Was Edmontosaurus a carnivore or a herbivore?

Edmontosaurus was a herbivore.

How big was Edmontosaurus?

Edmontosaurus was about 43 feet (13.1 meters) long, around 20 feet (6.1 meters) tall, weighing up to 7,000 - 8,000 pounds (3,175-3,630 kg).

Related dinosaurs

Other dinosaurs from the Hadrosauridae family.

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