S mega-fauna, Earth’s largest animals, pale in comparison to the giants that used to roam the Earth. Though that is likely ...

The end of a terror bird’s left tibiotarsus, a lower leg bone in birds equivalent to that of a human tibia or shin bone, dates back to the Miocene epoch around 12 ...

It includes profiles and illustrations of prehistoric mammals such as Livyatan melvillei, a large predatory whale from the Miocene epoch.

Around 11 million years ago, a variety of prehistoric animals lived in Texas. Among the creatures were alligators, antelopes, ...