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Hadrosaurus Fact Sheet

Hadrosaurus Fact Sheet
Audrey.m.horn, CC BY-SA 4.0, via Wikimedia Commons

Ready to learn about the robust, duck-billed dinosaur called the Hadrosaurus? This dinosaur fact sheet about Hadrosaurus is free to download as a printable PDF document.

What does the name Hadrosaurus mean?

Hadrosaurus translates to “bulky lizard”. This name was given to it because of how robust the remains found are.

What family was the Hadrosaurus part of?

The Hadrosaurus is part of the Hadrosauridae family. It is a family of dinosaurs that were herbivores and walked on both two legs and four legs.

What did the Hadrosaurus eat?

The Hadrosaurus was a herbivore, existing mostly on leaves, fruits, and other prehistoric plant life. What the Hadrosaurus ate is widely debated. Scientists believe they were either grazers, feeding on grass; or browsers, eating trees and shrubs.

When and where did the Hadrosaurus live?

The Hadrosaurus lived in what is now North America in the Late Cretaceous Period, between 78 and 80 million years ago.

How big was the Hadrosaurus?

The Hadrosaurus was a large animal that could grow up to 7 to 8 m (23 to 26 ft) tall and weigh up to 2 to 4 tonnes (2,000 to 4,000 kg).

When were the first remains of a Hadrosaurus found?

The first remains of a Hadrosaurus were collected by William Parker Foulke in a marl pit at the Woodbury Formation in Haddonfield, New Jersey, US. Foulke and paleontologist Joseph Leidy, found teeth, facial bones, vertebrae, and other bones from the legs, arms, and feet.

What are some unique features of the Hadrosaurus?

One of the most distinctive features of the Hadrosaurus is how robust the remains are. This is a trait not typical for other members of the Hadrosauridae family. The Hadrosaurus, like other dinosaurs in the family, are characterized as duck-billed dinosaurs because the bones on its snout are flat and have a similar appearance to a duck-bill.

What are other interesting facts about the Hadrosaurus?

In 1858, the Hadrosaurus skeleton was the first dinosaur skeleton to be mounted.

The Hadrosaurus has only one species – Hadrosaurus foulkii, which became the state dinosaur of New Jersey in 1991.


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