They did go extinct but that does not mean they were a failure, because they dominated the Earth for more or less, 160 million years. The changing climate and the asteroid impact that lead to their demise was simply something they couldn't stop.
Avian dinosaurs survived the extinction event of the dinosaurs.
No, as there was no Cretaceous-Permian extinction. There was the Permian-Triassic extinction, which ocurred before the dinosaurs appeared. Non-avian dinosaurs were wiped out in the Cretaceous-Paleogene extinction.
No it is an adjective, extinction is the noun. Dinosaurs are extinct. The extinction of dinosaurs happened a long time ago.
It is believed that a meteor strike led to the extinction of dinosaurs
Extinction is where something disappears completely, like dinosaurs
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No. The Jurassic was in the middle of the dinosaurs' reign on Earth. The time period after the extinction of the dinosaurs is referred to as the Paleogene or the Tertiary.
The dinosaurs fell victim to a mass extinction.
A meteor impact caused the extinction of the dinosaurs.
The evolution of mammals
Give a reason for the extinction of dinosaurs What species is now in danger of extinction
Extinction has happened to the dinosaur family.