AnAge entry for Microtus pennsylvanicus

Classification (HAGRID: 03445)

Taxonomy
Kingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Rodentia
                Family: Muridae
                    Genus: Microtus
Species
Microtus pennsylvanicus
Common name
Meadow vole
Synonyms
Microtus nesophilus

Lifespan, ageing, and relevant traits

Maximum longevity
Not yet established
Observations

Little is known about the longevity of these animals, though they have been estimated to live up to 3.9 years [0511].

Life history traits (averages)

Female sexual maturity
29 days
Male sexual maturity
37 days
Gestation
21 days
Weaning
14 days
Litter size
5.5 (viviparous)
Litters per year
2.6
Inter-litter interval
21 days
Weight at birth
2.46 g
Weight at weaning
11.52 g
Adult weight
49 g
Postnatal growth rate
0.0397 days-1 (from Gompertz function)

Metabolism

Typical body temperature
312ºK or 38.5ºC or 101.3ºF
Basal metabolic rate
0.4280 W
Body mass
38.2 g
Metabolic rate per body mass
0.011204 W/g

References

External Resources

Integrated Taxonomic Information System
ITIS 180297
Animal Diversity Web
ADW account
Encyclopaedia of Life
Search EOL
NCBI Taxonomy
Taxonomy ID 10058
Entrez
Search all databases
Ageing Literature
Search Google Scholar or Search PubMed or Search Scirus
Images
Google Image search
Internet
Search Google