KIDS TRIVIA

Detailed explanation-1: -Dinosaurs went extinct about 65 million years ago (at the end of the Cretaceous Period ), after living on Earth for about 165 million years.

Detailed explanation-2: -rex was a theropod: a two-legged, meat-eating dinosaur. The first theropods appeared more than 200 million years ago. Sauropods: Giant, long-necked, plant-eating sauropods flourished in the Jurassic but died out 65 million years ago.

Detailed explanation-3: -For about 150 million years, dinosaurs were the dominant land animals on Earth. The smallest dinosaurs were the size of chickens. The largest were humongous, more than 100 feet long.