There was giant reptiles, dinosaurs and other monstrous beasts.
Dinosaurs
Dinosaurs
Mesozoic era
The dominant organisms in the Mesozoic Era were dinosaurs, which ruled the land, along with marine reptiles and ammonites in the oceans. In the later part of the era, mammals and birds began to diversify and emerge as important groups of organisms.
a dinosuar is similar to a bird, lizard, alligator,etc.
The Cenozoic era was not a subdivision of the Mesozoic era. The Mesozoic era is subdivided into the Triassic, Jurassic, and Cretaceous periods.
Mesozoic Era
The Paleozoic precedes the Mesozoic. And our current era, the Cenozoic, follows the Mesozoic.
It really wasn't an era. An Era was a much longer period of time. It was called the "Jurassic Period".
The Mesozoic Era is known as the Age of Reptiles.
The dinosaurs lived in the Mesozoic Era, which includes the Triassic, Jurassic, and Cretaceous periods. The first dinosaurs appeared in the late Triassic and went extinct at the end of the Cretaceous.
The Paleozoic precedes the Mesozoic. And our current era, the Cenozoic, follows the Mesozoic.