Allosaurus Dinosaurs

Kids Facts and Information about the Allosaurus Dinosaur

Are you a fan of the Allosaurus dinosaur? Want to find out more about it? Here's where you can check out its size, habitat, diet and more!

These dinosaurs were carnivores. At the time they lived they were the largest predators and at the top of their food chain. This means that they had no predators themselves at all. 

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Allosaurus Fast Facts

  • You pronounce their name 'al-low-sauw-us'.

  • The meaning of their name is 'different lizard'.

  • They were carnivores.

  • They lived in the Late Jurassic Period.

  • Their length was around 8.5 metres (28 feet)

  • They weighed about 4 tons.

Allosauarus Dinosaur

More Dinosaur Details


Although they were top carnivores, they still had to be careful of their large and powerful prey. An Allosaurus fossil has been found that had been badly wounded by a Stegasaurus.

Triceratops Dinosaur Timeline

They lived about 150 to 155 million years ago - in the late Jurassic period. This was at the same time as the Diplodocus and Stegosaurus dinosaurs.

Dinosaurs - Allosaurus
They had three fingers on their 'arms' to help them rip apart meat!

Its dinosaur classification is Carnosauria.
Allosaurus Dinosaur Facts

The backbone of this dinosaur was different to that of other dinosaurs, which is where the meaning of the name 'different lizard' comes from. They also had lots of teeth - some up to 10cm long. They shed their teeth frequently and scientists have found a lot of them.

More questions you may have :

  • Where did they live?
  • Allosaurus Dinosaur Map - where did they live?

    The most complete skeleton was found at Canyon City, Colorado, USA.

  • How big were they?
  • Allosaurus Dinosaur Size

    They were were around 8.5 to 12 metres long (28-40 feet) in length and weighed 4 tons. Although large, they used to gang up in packs against other dinosaurs.
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