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Property Organism Value Units ID Details
Fraction of all species that are at high risk of extinction as of 2004 Amphibians ~40 % of all species 117259 Wake DB, Koo MS. Amphibians....
The amphibian tree of life Amphibians Table - link number of species for major clades 117258 Wake DB, Koo MS. Amphibians....
Time it would take the ~5,400 current mammal species to evolve enough new history to restore net phylogenetic diversity (PD) to preanthropogenic levels Biosphere ~500,000 years 117257 Davis M, Faurby S, Svenning...
Loss of evolutionary history across mammalian orders (Expected contribution to phylogenetic diversity (PD)) Biosphere Table - link N/A 117256 Davis M, Faurby S, Svenning...
Number of mammals that have gone extinct during the sixth mass extinction that started in the Late Pleistocene Biosphere >300 mammal species 117255 Davis M, Faurby S, Svenning...
Lifetime prevalence of cluster headache Human Homo sapiens 0.12 % 117254 Nesbitt AD, Goadsby PJ....
Diameter of amastigote Parasite Euglenid Trypanosoma cruzi ~3 µm 117253 Córdova E, Maiolo E, Corti M...
Basal circulating insulin levels (in blood) Rat Rattus norvegicus ~20 µU/ml 117252 Pocai A et al., Hypothalamic...
Effectiveness of treating obesity Human Homo sapiens most treatments (typical maximal weight loss) <10%: obesity surgery (sustained weight loss) ≤50% % 117251 Berthoud HR. The vagus nerve...
Proportion of gastric myenteric plexus neurons in which antidromic stimulation of the cervical vagus induced c-Fos expression Rat Rattus norvegicus <1 % of gastric myenteric plexus neurons 117250 Berthoud HR, Neuhuber...
Fraction of nucleus tractus solitarius (NTS) neurons activated by gastric distension that show GluR1 immunoreactivity Unspecified ~30-40 % of activated NTS neurons 117249 Berthoud HR, Neuhuber...
The fiber composition of the common hepatic branch of the abdominal vagus (total of about ~3000 fibers) Rat Rattus norvegicus afferent 2200: efferent 200: adventitial, non-vagal fibers 600 fibers 117248 Berthoud HR, Neuhuber...
Life cycle from egg to adult Alderfly Sialis lutaria usually ~2: at high altitude in both Switzerland and the French Pyrenees 3: in Denmark 1 year 117247 Elliott, J. M. "Temp...
Regeneration of drastic lesions that ablate large portions of the pallium (in the cerebrum in the brain) Salamander axolotl Ambystoma mexicanum ≤12-15 weeks 117246 Alunni A, Bally-Cuif...
Length of cycle in which expression of ASCL1 oscillates in undifferentiated progenitors in the neural tube Mouse Mus musculus 2-3 hours 117245 Huang C, Chan JA, Schuurmans...
Time when ectodermal placodes begin to thicken and invaginate to form the olfactory pits Mouse Mus musculus between E9.5-E10.5 E=Embryonic day 117244 Huang C, Chan JA, Schuurmans...
Fraction of cortical progenitors in which both Neurog1 and Neurog2 are coexpressed during the period in which they are both expressed Fruit fly Drosophila melanogaster >95 % of cortical progenitors 117243 Huang C, Chan JA, Schuurmans...
Length of cycle in which expression of Neurog2 oscillates in dividing cortical progenitors Fruit fly Drosophila melanogaster 2-3 hours 117242 Huang C, Chan JA, Schuurmans...
Average lifetime of basal filopodia Fruit fly Drosophila melanogaster ~500 sec 117241 Axelrod JD. Delivering...
Frequency of bristle duplication Fruit fly Drosophila melanogaster ~1 % in a specific set of bristles 117240 Axelrod JD. Delivering...