Learn what happened after all the non-avian dinosaurs went extinct, which ones survived, and how they evolved.

After the discovery of feathered dinosaurs, everything we knew about them changed. But did they all have feathers after all? What did they look like?

Many have heard about the extinction of the dinosaurs, but what many don't know is that there were actually five great extinctions. Some were worse than the one that wiped out the dinosaurs.