Answer to Question #59500 in Evolution for Sanjukta Ghosh

Question

Is Cenozoic era called the age of mammals and Mesozoic era the age of reptiles?

Answer 1

Yes, it is true. In Cenozoic era, the largest land animals were mammals. In addition, they underwent rapid divergent evolution, which allowed them to occupy all the possible ecological niches and become dominant species. The same is with Mesosoic era and reptiles: thy became dominant species at those times.