Allosaurus was the largest of the carnivorous dinosaurs that lived in the late Jurassic period, some 155 - 150 million years ago.

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Best dinosaur pictures - Allosaurus!

Allosaurus was a mighty predator that existed in the late Jurassic period, some 155 to 150 million years ago. It was 12 m long, 5 m high, and weighed about two tons. It's name, derived from Ancient Greek, denotes a "different lizard", because its backbone was different from all the other known dinosaurs.
Allosaurus was carnivorous and prayed on other medium-sized dinosaurs. Is lived in herds, and could overcome even the largest dinosaurs of its day.

Allosaurus had a broad skull and a powerful jaw equipped with multiple sharp teeth. It's short neck was planted on a huge body with a prolonged tail. This dinosaur was bipedal, moving on its hind legs. It's forelimbs were considerably sorter and slimmer, armed with three big claws each. Due to it's enormous size and weight, it could only move in a slow and clumsy way.
Fossil remains of this prehistoric animal have been found across North America.

The world of dinosaurs! Allosaurus is large dinosaur that lived 155 to 145 million years ago, in the late Jurassic period!

Allosaurus was 12 m long and 5 m tall. It weighed about 1400 kg. It had a 90 cm skull with two short brow-horns and bony knobs and ridges above its eyes and on the top of the head. It had large, powerful jaws with long, sharp, serrated teeth 5 to 10 cm long.

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