The exact answer is not known. We do know that it is over 99%.
long-lived individuals become endangered or extinct as a result of human activity.
they got extinct
just about every one. 90% of all creatures that have lived on earth are extinct.
Extinct is when an animal or plant doesn't exist any longer on earth.
A species that has entirely died out is considered extinct. An example of extinct species are the dodo, saber-tooth tigers, woolly mammoths, Canary Island giant rats, Cape lion, and the Red Rail.
99
No, it is an adjective describing a noun. (ex: They are extinct. or The extinct bird once lived on this island.)
false
The most well-known extinct elephant species is the mammoth, which went extinct about 4,000 years ago. Other extinct elephants include the straight-tusked elephant and the dwarf elephant species that lived on islands like Sicily and Malta.
Like all dinosaurs, we still do not know how this prehistoric animal became extinct. it evolved though, because it lived in the Jurassic period of the mesosoic, and did not become extinct, but it evolved
Like all dinosaurs, we still do not know how this prehistoric animal became extinct. it evolved though, because it lived in the Jurassic period of the mesosoic, and did not become extinct, but it evolved
Yes. There have been several episodes of mass extinction. The worst was at the end of the Paleozoic era. The most famous came at the end of the Mesozoic, when the dinosaurs disappeared. Nature is cruel. Of course, some people say that species have not really become extinct, but merely evolved into different forms.