Question

Dinosaurs, small mammals, and birds are found in this Era.

Cenozoic Era

Mesozoic Era

Precambrian Time

Paleozoic Era

Answer 1

[AI-generated answer — Bot GPT 3.5]

The correct answer is Mesozoic Era. Dinosaurs, small mammals, and birds were present during the Mesozoic Era, which lasted from about 252 to 66 million years ago.