What happened to Dinosaurs A short recap

250 million years ago: The first dinosaurs evolve during the Triassic period.

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230 million years ago: The first known dinosaur, Eoraptor, appears in the fossil record.

150 million years ago: The Jurassic period begins, and some of the most iconic dinosaurs, such as the Stegosaurus and the Brachiosaurus, evolve.

100 million years ago: The Cretaceous period begins, and dinosaurs continue to diversify and dominate the land.

65 million years ago: The Cretaceous period ends, and the last non-avian dinosaurs become extinct, possibly due to an asteroid impact.

1859: The first dinosaur species is scientifically described by Richard Owen.

1970s: A "dinosaur renaissance" occurs as new discoveries and technologies shed light on the biology and behavior of dinosaurs.

1990s: The discovery of feathered dinosaurs in China provides strong evidence for the link between dinosaurs and birds.

Present day: Paleontologists continue to discover new dinosaur species and study their evolution, biology, and behavior.