Diagrama de flujo
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Dinosaurs Ruled
Triassic
Cretaceous
248-206 millions years ago, Earth's warm and dry temperatures were perfect for reptiles.
206-144 millions years ago, some dinosaurs grew to huge sizes during this period.
144-65 millions years ago, dinosaurs became extinct at the end of this period.
Jurassic
Was T. rex a powerful predator?
Could dinosaurs fly?
Are all dinosaurs exttinct?
This dinosaur could not run as fast. Physically, it was too large, so it probably moved about as fast as an elephant.
Some reptiles, known as pterosaurs, were able to fly.
Dinosaurs completely disappeared about 65 million years ago.