AnAge entry for Microtus pennsylvanicus
Classification (HAGRID: 02894)
- Taxonomy
-
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia (Taxon entry)
Order: Rodentia
Family: Cricetidae
Genus: Microtus
- Species
- Microtus pennsylvanicus
- Common name
- Meadow vole
- Synonyms
- Microtus nesophilus, Microtus pennsylvanicus pennsylvanicus, Microtus pennsylvanicus dukecampbelli, Microtus pennsylvanicus chihuahuensis, Microtus admiraltiae, Arvicola alborufescens, Microtus aphorodemus, Arvicola dekayi, Microtus enixus, Microtus fontigenus, Arvicola fulva, Arvicola hirsutus, Arvicola insperatus, Microtus insularis, Arvicola nasuta, Lemmus noveboracensis, Arvicola oneida, Arvicola palustris, Mynomes pratensis, Microtus provectus, Arvicola riparius, Arvicola rufescens, Arvicola rufidorsum, Arvicola terraenovae, Arvicola drummondii, Microtus pennsylvanicus acadicus, Microtus pennsylvanicus alcorni, Microtus pennsylvanicus arcticus, Microtus pennsylvanicus copelandi, Microtus pennsylvanicus finitus, Microtus pennsylvanicus funebris, Microtus montanus kincaidi, Microtus pennsylvanicus labradorius, Arvicola riparia longipilis, Microtus pennsylvanicus magdalenensis, Microtus pennsylvanicus pullatus, Microtus pennsylvanicus rubidus, Microtus pennsilvanicus shattucki, Microtus pennsylvanicus tananaensis, Microtus pennsylvanicus uligocola, Microtus pennsylvanicus wahema, Microtus pennsylvanicus kincaidi, Microtus pennsylvanicus provectus, Microtus pennsylvanicus shattucki
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]. Lifespan could be hard to estimate due to the high levels of juvenile mortality [1404].
Life history traits (averages)
- Female sexual maturity
- 29 days
- Male sexual maturity
- 37 days
- Gestation
- 21 days
- Weaning
- Litter size
- 5.5 (viviparous)
- Litters per year
- 2.6
- Inter-litter interval
- 21 days
- Weight at birth
- 2.46 g
- Weight at weaning
- 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
- [0036] Savage et al. (2004), The predominance of quarter-power scaling in biology
- [0420] White and Seymour (2003), Mammalian basal metabolic rate is proportional to body mass2/3 (PubMed)
- [0610] Ernest (2003), Life history characteristics of placental non-volant mammals
- [0455] Virginia Hayssen et al. (1993), Asdell's Patterns of Mammalian Reproduction: A Compendium of Species-Specific Data
- [0542] Bernhard Grzimek (1990), Grzimek's Encyclopedia of Mammals
- [0680] Wootton (1987), The effects of body mass, phylogeny, habitat, and trophic level on mammalian age at first reproduction
- [0731] Zullinger et al. (1984), Fitting sigmoid equations to mammalian growth curves
- [0511] Ronald Nowak and John Paradiso (1983), Walker's Mammals of the World
- [1404] Fire Effects Information System - Microtus pennsylvanicus
External Resources
- Integrated Taxonomic Information System
- ITIS 180297
- Animal Diversity Web
- ADW account (if available)
- Encyclopaedia of Life
- Search EOL
- NCBI Taxonomy
- Taxonomy ID 10058
- Entrez
- Search all databases
- Ageing Literature
- Search Google Scholar or Search PubMed
- Images
- Google Image search
- Internet
- Search Google