Mean atmospheric O2
Geologic Time Scale
Caudipteryx & peacock compared
An adult theropod dinosaur of the genus Caudipteryx from 125 million years ago is compared to a modern adult peacock (Pavo cristatus). Both the Caudipteryx and peacock are about 30 inches tall.
* Values are estimates only based upon available paleontological data.
Copyright © Walter B. Myers. All rights reserved.
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