janeetlwoodm janeetlwoodm

13-09-2016
Biology

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A mass extinction at the end of the ___________________ Period ended the age of the dinosaurs.

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Im2kool4skool Im2kool4skool

23-09-2016

The answer is the Cretaceous period. Dinosaurs became extinct 66 million years ago at the end ofor The Cretaceous Paleogebe extinction event.

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