Question

Which era is known as the Age of Mammals?

Answer 1

The Cenozoic Era.

Explanation:

Of the three major eras in the history of animal life, the Palaeozoic, the Mesozoic, and the Cenozoic, the Cenozoic (which is the smallest at 65 million years) is known as the Age of Mammals .

Each of these eras marked significant phases in animal history, and the Cenozoic Era which extends up to the present age is marked by the dominance of mammals as the largest land animals.