Allosaurus fossils date to between 155 and 150 million years ago. Presumably they died out around 150 million years ago.
An allosaurus is an extinct, large, carnivorous dinosaur of the Jurassic period.
They are extinct.
Allosaurus is extict and has been for 150 million years.
During the Jurassic period.
The Allosaurus became extinct during the Late Jurassic period, approximately 150 million years ago. The exact cause of its extinction is still debated among scientists, but some theories suggest that changes in climate, competition with other predators, and possibly even disease could have played a role in the decline of the Allosaurus population.
first of fall plesiosaurs is an order of extinct marine reptiles and their enemie was the tylosaurus
ZT: Dino Digs. ZT2: Extinct Animals? :D
Most Allosaurus would have been killed by predators, other Allosaurus, or in struggles with prey or disease very young. The maximum lifespan of Allosaurus was about 28 years. If you are asking when Allosaurus went extinct, they died out about 150 million years ago.
Allosaurus became extinct around 150 million years ago. The cause of its extinction is unknown.
The Allosaurus traveled by walking. It was a biped because it walked on two legs. Like other large theropods, Allosaurus probably did not become lift both feet off the ground at the same time while running.
They are not extinct.
They are not extinct.