| Category | Total Species | Totals |
| Vertebrate Animals | ||
| Mammals | 5,490 | |
| Birds | 9,998 | |
| Reptiles | 9,084 | |
| Amphibians | 6,433 | |
| Fishes | 31,300 | |
| Total Vertebrates | 62,305 | |
| Invertebrate Animals | ||
| Insects | 1,000,000 | |
| Spiders and scorpions | 102,248 | |
| Molluscs | 85,000 | |
| Crustaceans | 47,000 | |
| Corals | 2,175 | |
| Others | 68,827 |
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| Total Invertebrates | 1,305,250 | |
| Plants | ||
| Flowering plants (angiosperms) | 281,821 | |
| Conifers (gymnosperms) | 1,021 | |
| Ferns and horsetails | 12,000 | |
| Mosses | 16,236 | |
| Red and green algae | 10,134 | |
| Total Plants | 321,212 | |
| Others | ||
| Lichens | 17,000 | |
| Mushrooms | 31,496 | |
| Brown algae | 3,067 | |
| Total Others | 51,563 | |
| TOTAL NUMBER OF SPECIES | 1,740,330 |
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Statistic Sources & References
Source: Statistic Brain Research Institute (Online / Direct Response Mail)
Date research was conducted: March 15, 2018
Number of Known Species in the World
Demographics ADVERTISEMENT