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Property Organism Value Units ID Details
Chromosome number (2n) Gorilla Gorilla species 48 unitless 100371 De Grouchy J. Chromosome...
Number of chromosomes (2n)=(6x) Bread wheat Triticum aestivum 42 Unitless 105917 Dubcovsky J et al., Genetic...
List of non-human animals with publications on their genome projects as of 2012 Metazoa animals Table - link Mb 112712 Luting Song & Wen Wang...
Relative brain weight Human Homo sapiens 2-2.5 Percent 104074 Amazing numbers in biology...
Population splits and effective population sizes (Ne) during great ape evolution Apes Figure - link N/A 111515 Prado-Martinez J et al....
Effective population size (Ne) estimates from DNA sequence diversities Various Table - link individuals 113338 Charlesworth B. Fundamental...
Brain weight, encephalization quotient and number of cortical neurons in selected mammals Mammals Table - link N/A 106135 Roth G, Dicke U. Evolution...
Averages of the weights of some skeletal parts in percentage of total skeletal weight Primates Table - link % 107238 Schultz AH. The relative...
Divergence between nucleotide sequences of the ψη-globin pseudogene Primates Table - link % 106782 Futuyma, Evolution 2nd...
Sizes and masses of organisms Various Table - link N/A 109595 Vaclav Smil, The Earth's...
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 ...
Total number of species Biosphere ~9 - 52 million species 117274 Khan S et al., Overview...
Number of species of conifers Plants ~630 species: representing ~70 currently recognized genera N/A 113644 Nystedt B et al., The...
Number of described species Invertebrates ~1.4 million species 117270 Régnier C et al., Mass...
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 species of fish-, mollusk-, and worm-hunting cone snails of the Conus species Predatory cone snail Conus spp. >500 Conus species 115224 Singer HM et al., Selective...
Fraction of total terrestrial plant species that are C4 species Biosphere ~3 % 116891 Arrivault S et al., ...
Estimated number of marine species Biosphere primary source [9] 2.2±0.18: primary source [12] 0.7 - 1.0 million species 113445 Pimm SL et al., The ...