The Mesozoic Era is called "The Age of Reptiles"
Dinosaurs and mammals formed in the triassic period
Birds evolved in the Jurrasic Period
Dinosaurs go extinct at the end of the Cretaceous Period
Mesozoic means "Middle Animal"
The earliest period in the Mesozoic Era is the triassic period
The triassic period had happened after a mass extinction that wiped out most of the life forms on earth