Results
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| Property | Organism | Value | Units | ID | Details |
|---|---|---|---|---|---|
| Number of extant species | Crustacea | >52,000 | species | 117178 | Thomas W. Cronin & Megan... |
| Estimated number of species | Insect | 5,000,000 - 6,000,000 | species | 113444 | Pimm SL et al., The ... |
| Number of plant species | Plants | ~350,000 (representing an estimated 80–90% of the global total) | species | 113395 | Vellend M et al., Plant... |
| Number of flowering plant species | Plants | 250,000 to 400,000 | Species | 107611 | Gruber CW et al., Di... |
| Number of Ebola virus species | Ebola virus | 5 | species | 111116 | Radzimanowski J, Effantin G... |
| Number of chromosomes in haploid complement of ten species | Grass spp. | 7 to 21 | Chromosomes | 108219 | Zhang H, Dawe RK. Total... |
| Estimated number of beetle species that are hosted by one species of tropical tree | Biosphere | 160 | Species | 103930 | May RM. How Many Species... |
| Number of species | Cnidaria | 9000 | unitless | 102413 | Lecointre, G. and H.... |
| Total number of species | Biosphere | ~9 - 52 | million species | 117274 | Khan S et al., Overview... |
| Number of species in Chlamydomonas genus | Green algae Chlamydomonas | >450 | Species | 107477 | Editor(s): Dr. Robert... |
| Estimated number of medicinal plant species | Plants | 30,000 to 80,000 | Species | 107293 | Mochamad Afendi et al.... |
| Number of bacterial species in colon | Mammals | >400 | species | 112893 | Macpherson AJ, Harris... |
| Number of eukaryotic species in ocean | Biosphere | ~200,000 | species | 112669 | Andersen KH et al., ... |
| Number of microbial species on Earth | Biosphere | 10^11 - 10^12 | species | 113932 | Locey KJ, Lennon JT.... |
| Number of bacterial species in gut | Human Homo sapiens | total >1,000: in gut of any individual ~160 | species | 113400 | Rowland I et al., Gut... |
| Number of species other than itself that a given species interacts with in a food web | Generic | 3-5 | species | 103776 | May RM. How Many Species... |
| Estimated number of species in the orchid family (the most species-rich of all angiosperm families) | Plant orchid | 25000 | Species | 106653 | Hsiao et al., Researches... |
| Fraction of total terrestrial plant species that are C4 species | Biosphere | ~3 | % | 116891 | Arrivault S et al., ... |
| Estimated total number of species of organisms | Biosphere | 3e6-5e6 | Species | 103931 | May RM. How Many Species... |
| Number of different bacterial species in hindgut | Termite Reticulitermes speratus | >250 | Species | 107407 | Tadmor AD, Ottesen EA... |