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Troodon: Dinosaur Quick Facts


Troodon was a human-sized, fast, long-legged bipedal meat eater with serrated teeth and long, slim jaws. It may have been the smartest dinosaur, having the largest brain in proportion to its body weight . It was a theropod 6.5-11.5 ft long, about 3 ft tall at the hips; it may have weighed about 110 pounds.

The Troodon name

Meaning – Troodon means “wounding tooth”
Named By – Joseph Leidy
When Named – 1856

What did the Troodon eat?

Carnivore (meat-eater)

How big was the Troodon?

Length – 6.5-11.5 ft (2-3.5 m) long
Height – 3 ft (1 m) tall at the hips
Weight – 110 pounds (50 kg)

When did the Troodon live?

Late Cretaceous period, about 76-70 million years ago

Where did the Troodon live?

Fossils have been found in AlbertaCanada and Montana and Wyoming in the US.

Where have fossiles from the Troodon been found?

The first Troödon fossil was discovered by Ferdinand V. Hayden in 1855. Many teeth, 20 skeletons, and elongated eggs (some located in dirt nests) with embryos have been found.

What is the classification of the Troodon?

Kingdom Animalia
Phylum Chordata
Class Archosauria
Order Saurischia
Suborder Theropoda
Infraorder Coelurosauria
Family Troodontidae
Genus Troodon
Species T. formosus

Interesting facts about the Troodon

Troodon may have been the smartest dinosaur, having the largest brain in proportion to its body weight. It was a fast-moving, light-weight predator that walked on two long legs. It had serrated teeth, long, slim jaws, and a stiff tail.