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I think they became extinct at the end of the Mesozoic era

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14y ago

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What major group flourished only after the dinosaurs became extinct?

the dinosaurs became extinct because the was kill of there family


Did dinosaurs become extinct AD or BC?

B.CAnswer:Although the majority of dinosaurs died out about 70 million years ago, the present day birds are evolved from theropods and are direct descendants of the dinosaurs. In that manner dinosaurs have not become extinct.


Dinosaurs went extinct at the end of what era?

Mesozoic era


When did the dinosaur's become extinct?

Non avian dinosaurs became extinct 65.5 million years ago, at the end of the Cretaceous. However, birds are considered dinosaurs. Because birds still exist, dinosaurs are not completely extinct.


What dinosaurs lived in Mesozoic era?

The first dinosaurs evolved in the Mesozoic. At the end of the Mesozoic, all non avian dinosaurs became extinct. Therefor, all non avian dinosaurs, and some avian dinosaurs (birds), lived in the Mesozoic.


What are the ratings and certificates for Rex the Runt How Dinosaurs Became Extinct - 1994?

Rex the Runt How Dinosaurs Became Extinct - 1994 is rated/received certificates of: Spain:T


Did primates evolve before dinosaurs became extinct?

no


Were dinosaurs extinct in the 19th century?

Dinosaurs became extinct millions of years ago. Dinosaurs died off long before humans came into existence.


When was dinosaurs in this world?

The last dinosaurs became extinct 65 million years ago.


Of the following did not occur during the Cenozoic era?

The extinction of the dinosaurs did not occur during the Cenozoic era. Dinosaurs went extinct at the end of the Mesozoic era, which preceded the Cenozoic era.


What dinosaurs lived in the mesozoic era?

The first dinosaurs evolved in the Mesozoic. At the end of the Mesozoic, all non avian dinosaurs became extinct. Therefor, all non avian dinosaurs, and some avian dinosaurs (birds), lived in the Mesozoic.


How did dinosaurs change during the Cretaceous period?

No. If you count birds as dinosaurs, they still exist. If you don't, dinosaurs became extinct at the end of the Cretaceous, not the beginning.