The Paleozoic era's Silurian period saw animals and plants finally emerge on land. But first there was a period of biological regrouping following the disastrous climax to the Ordovician.

When many species went extinct around the same time, that might be marked as a change in the period on the time scale, such as the transition from Jurassic to Cretaceous 145.5 million years ago. The ...

3 min read During the Ordovician period, part of the Paleozoic era, a rich variety of marine life flourished in the vast seas and the first primitive plants began to appear on land—before the ...

See To Believe What Would It Be Like If You Lived in the Paleozoic Era? Posted: January 1, 2025 | Last updated: January 1, 2025 "See To Believe uncovers the forgotten, mind-blowing facts that will ...

It significantly shaped the two periods of time that made up the end of the Paleozoic era. First, it led to the creation of iconic "coal forests" full of giant insects in the Carboniferous period ...