🦡Least weasel
イイズナ（飯綱、学名：Mustela nivalis）は、食肉目イタチ科イタチ属に属する哺乳類。食肉目最小の種である。北米、北アフリカ、ユーラシア大陸中部から北部に広く分布し、日本では北海道、青森県、岩手県、秋田県に分布する。コエゾイタチとも呼ばれる。
Text: Wikipedia, CC BY-SA 4.0.
IUCN Red List assessment, 2019.
- Body mass
- 0.05 kg
- Body length
- 0.26 m
- Shoulder height
- not recorded
- Top speed
- not recorded
- Bite force
- not recorded
- Maximum lifespan
- 9.99 years
Everything we know about the Least weasel
Typical adult figures. Where a value is an estimate rather than a measurement, it says so.
Body mass0.05 kgCOMBINEOther figures ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Figures vary
- 0.05 kgAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
Body length0.26 mCOMBINEDetails ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Brain mass1.56 gCOMBINEDetails ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Maximum lifespan9.99 yearsCOMBINEOther figures ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Figures vary
- 9.1 yearsAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
Generation length3.27 yearsCOMBINEDetails ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Age at maturity170 daysCOMBINEDetails ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Gestation36 daysCOMBINEOther figures ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Figures vary
- 36 daysAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
Litter sizeabout 5COMBINEOther figures ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Figures vary
- 5AnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
Trophic levelCarnivoreCOMBINEDetails ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Activity cycleNocturnalCOMBINEDetails ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Home range0.07 km²COMBINEDetails ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Population density13 per km²COMBINEDetails ↓Hide ↑
Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0
Volume l0 LaverageDetails ↓Hide ↑
Body mass at ~1.0 kg/L, the density of vertebrate tissue.
average = a mean across sexes or species in a group.
Not recorded for Least weasel yet: shoulder height, top speed, bite force.
Family tree
- kingdomAnimalia
- ›phylumChordata
- ›classMammalia
- ›orderCarnivora
- ›familyMustelidae
- ›genusMustela
- ›speciesMustela nivalis
- classMammals · Mammalia
- orderCarnivorans · Carnivora
- suborderCaniformia
- familyMustelidae
All 13 branches ↓Fewer branches ↑
- kingdomMetazoa
- phylumChordata
- subphylumCraniata
- subphylumVertebrata
- superclassGnathostomata
- superclassSarcopterygii
- superclassTetrapoda
- classMammals · Mammalia
- subclassTheria
- superorderLaurasiatheria
- orderCarnivorans · Carnivora
- suborderCaniformia
- familyMustelidae
More about the Least weasel
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