Dinosaurs When did Dinosaurs Live? The first dinosaurs lived about 230 million years ago! Dinosaurs were on the earth for about 165 million years! The. | slideum.com

Dinosaurs When did Dinosaurs Live? The first dinosaurs lived about 230 million years ago! Dinosaurs were on the earth for about 165 million years! The.

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Transcript Dinosaurs When did Dinosaurs Live? The first dinosaurs lived about 230 million years ago! Dinosaurs were on the earth for about 165 million years! The.