Question

what is dinosaur i have a picture also?

Answer 1

Dinosaursare a diverse group of animals of thecladeDinosauriathat first appeared during theTriassicperiod. Although the exact origin and timing of the evolution of dinosaurs is the subject of active research,[1]the current scientific consensus places their origin between231 and 243 million years ago.[2]They became the dominant terrestrial vertebrates after theTriassic–Jurassic extinction event201 million years ago. Their dominance continued through theJurassicandCretaceousperiods and ended when theCretaceous-Paleogene extinction eventled to the extinction of most dinosaur groups 66 million years ago.

Answer 2

Dinosaurs are a diverse group of reptiles of the clade Dinosauria. They first appeared during the Triassic period, between 243 and 233.23 million years ago, although the exact origin and timing of the evolution of dinosaurs is the subject of active research.

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