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Property Organism Value Units ID Details
brain weights and composition Generic Database - link N/A 100688 http://faculty.washi...
Brain volume Human Homo sapiens 1.5 liter 112053 Drachman D (2005). "Do...
Brain energy usage Mammals 33 to 50 in neocortex: 21 in the whole brain μmol ATP/g/min 108674 Attwell D, Laughlin SB....
Average brain weight Human Homo sapiens 1300 - 1400 gram 100689 http://faculty.washi...
Mutant frequency in brain Mouse Mus musculus young mice 4.8e-5 old mice 5.0e-5 mutant frequency (uncertain units ?) 110458 Busuttil RA, Garcia AM...
Brain tumor volume Human Homo sapiens 22-85 cm^3 103938 Goldberg-Zimring D, Talos IF...
Elastic modulus of brain soft tissue Mammals 0.5 to 1.0 kPa 106646 Leipzig ND, Shoichet...
Fraction of mass of different parts of brain out of total brain mass Human Homo sapiens 81.8% cerebral cortex 10.3% cerebellum 7.8% rest of brain Figure link - link % 106398 Azevedo FA, Carvalho LR...
Brain metabolic cost out of whole body Mammals 2% - 10% non-humans: 20% humans % 110878 Herculano-Houzel S. Scaling...
Neocortex fraction of brain volume Mammals 14% in basal insectivores: 80% in humans % 110875 Herculano-Houzel S, Mota B...
Length of myelinated nerve fibers in brain Human Homo sapiens 150,000-180,000 km 100692 http://faculty.washi...
Volume of brain Bee Apis mellifera ~1 mm^3 109327 Menzel R, Giurfa M. Cognitive...
Relative brain weight Human Homo sapiens 2-2.5 Percent 104074 Amazing numbers in biology...
Number of neurons in brain Bee Apis mellifera ~960,000 neurons 109328 Menzel R, Giurfa M. Cognitive...
Distribution of of neurons in adult brain Human Homo sapiens 19% Cerebral cortex: 80.2% cerebellum: 0.8% rest of brain. Figure link - link % 106323 Azevedo FA, Carvalho LR...
Number of neurons in adult male brain Human Homo sapiens 8.61e+10 (±8.12×10^9) Unitless 106322 Azevedo FA, Carvalho LR...
Fraction of brain utilization of total metabolism Human Homo sapiens 20 % 100723 Roth G, Dicke U. Evolution...
Percent of weight that is brain Human Homo sapiens 2 % 108620 Attwell D, Laughlin SB....
Total number of neurons in brain Frog, Rana esculenta 1.58e+7 neurons 109425 Kemali, M., and Braitenberg...
Duration of the cycle of growth of the human brain Human Homo sapiens first ~1.5 decades of life after conception 113146 Caviness VS Jr, Kennedy DN...