Mass extinction
There were major asteroid impacts.
There were major asteroid impacts.
There were major asteroid impacts.
The permian period was the end of the paleozoic era.
There were major asteroid impacts.
Paleozoic
The Paleozoic came before the Mesozoic.
mesozoic
The Paleozoic precedes the Mesozoic. And our current era, the Cenozoic, follows the Mesozoic.
Paleozoic - climate change Mesozoic - meteor
The 4 eras are Cenozoic era, the mesozoic era, the paleozoic era, and the precambrian era.
Precambrian Era Paleozoic Era Mesozoic Era Cenozoic Era