Results
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| Property | Organism | Value | Units | ID | Details |
|---|---|---|---|---|---|
| Number of different alkaloids that have been identified from the skin of dendrobatid or poison-dart frogs of Central and South America | Amphibians | >200 | different alkaloids | 113178 | Clarke BT. The natural... |
| Properties of carboxysomes from Cyanobium spp. and Synechococcus spp. cells grown at high and low CO2 | Cyanobacteria | Table - link | N/A | 117048 | Whitehead L, Long BM... |
| Data on DNA content, cell volume and minimum doubling time for twelve species of ciliates | Ciliate spp. | Table - link | N/A | 110493 | B. J. Shuter, J. E. Thomas... |
| Subtropical to boreal tree leaf temperature (external temp. averages 12˚C-26˚C) | Plants | 21.4 (±2.2) | ˚C | 113536 | Trewavas A. The foundations... |
| Average size of (fossilized) organic walled microstructures from the Swaziland System, South Africa | prokaryote | 2.5 (1 to 4) | μm | 109371 | Knoll AH, Barghoorn ES.... |
| Length of eukaryotic cilia | Frog Xenopus tropicalis | 6 (±1) | µm | 105112 | Neugebauer JM, Amack JD... |
| Net change in abundance across North American bird families, 1970-2017 | Biosphere | Table - link | N/A | 117283 | Rosenberg KV et al.,... |
| Leaf area index | Plants | 1 Camissonia claviformis: 4.3 Corn canopy: 5.7 Cotton canopy | Unitless | 107711 | Mooney HA, Ehleringer J... |
| Nitrogen supplied from guano deposits on arid islands and evaporite nitrate deposits in South America | Biosphere | ~0.2 | Tg N/yr | 110430 | Galloway et al., Nitrogen... |
| Estimated global leaf area | Biosphere | 5.09e+8 | km^2 | 115366 | Vorholt JA. Microbial... |
| Gains and losses across the North American avifauna over the last half century | Biosphere | Table - link | N/A | 117280 | Rosenberg KV et al.,... |
| Net change in abundance across the North American avifauna, 1970-2017 | Biosphere | Table - link | N/A | 117282 | Rosenberg KV et al.,... |
| Number of chromosomes (most of any known animal) | Red vizcacha rat Tympanoctomys barrerae | 102 | chromosomes | 110010 | Gallardo MH, González CA... |
| Total number of vesicles in neuromuscular junction | Frog Rana pipiens | ~500,000 | vesicles | 112454 | Rizzoli SO, Betz WJ.... |
| Leaf thickness | Thale cress Arabidopsis thaliana | 240 | micron | 100823 | Ramonell, K. M., Kuang... |
| Number of receptors and ganglion cells per visual degree (pvd) | American kestrel Falco sparverius | receptors pvd in the central fovea 8300: receptors pvd in the temporal fovea 7700: ganglion cells pvd in the central fovea 3000: ganglion cells pvd in the temporal fovea 700 | receptors or ganglion cells/visual degree | 117192 | Bringmann A. Structure... |
| Percent of total nitrogen in cell that is contributed by proteinaceous material | Cyanobacteria Synechococcus spp. | 74 to 84 | % | 108796 | S. Bertilsson, O. Berglund... |
| Length and number of cilia | Ciliate Paramecium spp. | length 100µm - 300µm: number of cilia 5,000 - 6,000 | N/A | 112283 | Martinac B, Saimi Y,... |
| NPC (nuclear pore complex) density on nuclear envelope in salivary gland | Fly Chironomus spp. | 40 (Table - link) | pores/µm^2 | 110697 | Mazzanti M, Bustamante JO... |
| Number of times obligate interspecific brood parasitism arose independently during evolution | Birds | 7 | times | 117277 | Stevens M. Bird brood... |