AnAge entry for Microtus oeconomus

Classification (HAGRID: 03444)

Taxonomy
Kingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Rodentia
                Family: Muridae
                    Genus: Microtus
Species
Microtus oeconomus
Common name
Tundra vole
Synonyms
Microtus ratticeps

Lifespan, ageing, and relevant traits

Maximum longevity
Not yet established
Observations

Voles, in general, are short-lived and show seasonal population crashes, probably due to lack of food. These animals are estimated to live up to 1.8 years [0542], but without further studies their maximum longevity cannot be determined.

Life history traits (averages)

Female sexual maturity
30 days
Male sexual maturity
48 days
Gestation
22 days
Weaning
19 days
Litter size
7 (viviparous)
Litters per year
3.5
Inter-litter interval
29 days
Weight at birth
2.43 g
Weight at weaning
18 g
Adult weight
58 g
Postnatal growth rate
0.0798 days-1 (from Gompertz function)

Metabolism

Typical body temperature
312ºK or 38.4ºC or 101.1ºF
Basal metabolic rate
0.5660 W
Body mass
32.8 g
Metabolic rate per body mass
0.017256 W/g

References

External Resources

Integrated Taxonomic Information System
ITIS 180298
Animal Diversity Web
ADW account
Encyclopaedia of Life
Search EOL
NCBI Taxonomy
Taxonomy ID 64717
Entrez
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Ageing Literature
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Internet
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