There is no concept called a "state of depression" in Paleontology, so, No.
Avian dinosaurs survived the extinction event of the dinosaurs.
R. P. Yamin has written: 'Dinosaur mystery, case no. 1977, solved' -- subject(s): Dinosaurs, Catastrophes (Geology), Extinction (Biology)
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.
Dinosaurs were on earth a long time before neanderthal. Dinosaurs lived on earth from about 230 to 65 million years ago. Neanderthal features started to evolve around 650,000 years ago (over 64 million years after the extinction of the dinosaurs) and the 1st true neanderthals appeared about 130,000 years ago.
No it is an adjective, extinction is the noun. Dinosaurs are extinct. The extinction of dinosaurs happened a long time ago.
Extinction is where something disappears completely, like dinosaurs
It is believed that a meteor strike led to the extinction of 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.
A meteor impact caused the extinction of the dinosaurs.
The dinosaurs fell victim to a mass extinction.
The evolution of mammals