you could put dinosaurs are an extinction.
the dinosaurs have been extint for many years!!
This is the fossil of an extinct animal.
the polar bear will be extinct soonDinosaurs that once roamed the earth are now extinct.
Dinosaur's are extinct now from the 2000 B.C.
Plantae compromises all living or extinct plants.
Dinosaurs are currently extinct, and if we keep killing endangered animals, all those animals will be extinct.
a mamoth is extinct
"This lovely gazelle was officially declared extinct in the wild in 1968."
I use lynx to browse the internet in text-only mode.
Why did the dinosaurs go extinct? Humans will never go extinct!
Dinosaurs are now extinct. There are many species of birds that are extinct.
Palentologists, historians and even little children love to grapple with the questionss about why the dinosaurs became extinct.
Shakers are a nearly extinct religious sect.