No it is an adjective, extinction is the noun. Dinosaurs are extinct. The extinction of dinosaurs happened a long time ago.
none dinosaurs are extinct
No. Dinosaurs were extinct by the time humans evolved.
Dinosaurs.
They were extinct since a long time, most dinosaurs displayed in bones are in historical museums.
Humans and dinosaurs were not alive at the same time. Humans came after dinosaurs were already extinct.
time machine
Because they are extinct a long time ago.
Dinosaurs are now extinct. There are many species of birds that are extinct.
A pteranodon is a pterosaur, or a flying dinosaur. During the fall of the dinosaurs, all dinosaurs became extinct, including the pterosaurs.
Extinct. Yes, ALL dinosaurs are extinct.
None - dinosaurs are extinct, and have been for a very long time.