Ancient Dinosaurs and Their Modern Descendants

Dinosaurs, a diverse group of reptiles from the Dinosauria clade, existed over 250 million years ago. They were not lizards but had unique characteristics, including varied diets and locomotion styles. Dinosaurs thrived during the Jurassic period but faced extinction due to a catastrophic event 66 million years ago. Birds are modern descendants of theropod dinosaurs, making them avian dinosaurs. Popular species like T. Rex and Velociraptor are often depicted in media.

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