What time periods did dinosaurs live in? Find the answers here.
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The Mesozoic Era, which began 245 million years ago and lasted for 180 million years, is sometimes called the Age of Reptiles. It is divided into three periods.
| Period | Millions of years ago | Events |
|---|---|---|
| Triassic | 245-208 | Mammals rule |
| Rise of small, lightly built dinosaurs | ||
| Flying reptiles, frogs, turtles, crocodiles appear | ||
| Jurassic | 208-146 | Dinosaurs rule |
| Giant herbivores, like Diplodocus, emerge | ||
| First appearance of birds | ||
| Cretaceous | 146-65 | Great variety of dinosaurs |
| Large carnivores, like T. rex, emerge | ||
| At end of Cretaceous dinosaurs go extinct |
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