Results
Click a row for more details
| Property | Organism | Value | Units | ID | Details |
|---|---|---|---|---|---|
| Ratio between number of species of birds and mammals in tropical regions and temperate regions | Biosphere | 2 | Unitless | 103929 | May RM. How Many Species... |
| Age of the most recent common ancestor of extant orchids | Plant orchid | 76-84 | Mya | 106654 | Hsiao et al., Researches... |
| Estimated number of tree species in the tropics | Biosphere | ~40,000 - ~53,000 Table - link | species | 111614 | Slik JW. et al., An estimate... |
| Size of large marine invertebrates | Invertebrates | sponge Xestospongia muta >7m^3: tube worm Riftia pachyptila >3m: jellyfish Nemopilema nomurai >3m | N/A | 113317 | Smith et al., Body size... |
| Size of genome | Tree Norway Spruce Picea abies | 19.6 (Table - link) | Giga base pairs | 113647 | Nystedt B et al., The... |
| Net population change in North American birds | Biosphere | Table - link | % change since 1970 | 117281 | Rosenberg KV et al.,... |
| Number of species of known living organisms | Biosphere | Table - link | N/A | 105404 | J.J.R. Fraústo da Silva... |
| Currently (as of 2011) catalogued and predicted total number of species on Earth and in the ocean | Biosphere | Table - link | species | 109317 | Mora C, Tittensor DP... |
| Net change in abundance across the North American avifauna, 1970-2017 | Biosphere | Table - link | N/A | 117282 | Rosenberg KV et al.,... |
| Plant species richness and fire-response traits in the five Mediterranean-type climate regions of the world | Biosphere | Table - link | N/A | 117261 | Rundel PW et al., Fire... |
| Number of species in different animal phyla classified according to habitat | Various | Table - link | N/A | 101843 | May RM. How Many Species... |
| Population characteristics of the 20 most abundant tree species of the Amazon | Biosphere | Table - link | N/A | 112913 | ter Steege H et al. ... |
| Net change in abundance across North American bird families, 1970-2017 | Biosphere | Table - link | N/A | 117283 | Rosenberg KV et al.,... |