Our Earth has 8.7mn species. A group of researchers from Canada's dalhousie University has estimated that 8.7 million species exist on Earth. It is very dangerous. Until now, the number of world's species, as estimated by the International Union for Conservation of Nature ranged from 3 million to 100 million. The researchers, however, say 86% of all terrestrial species and 91% of all marine species are yet to be discovered, described and cataloged and other species are did not discovered.
12 years ago
