AnAge entry for Sorex minutus
Classification (HAGRID: 03228)
- Taxonomy
-
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia (Taxon entry)
Order: Soricomorpha
Family: Soricidae
Genus: Sorex
- Species
- Sorex minutus
- Common name
- Eurasian pygmy shrew
Lifespan, ageing, and relevant traits
- Maximum longevity
- Not yet established
- Observations
Not much is known about the longevity of these animals, but they are likely short-lived. One captive specimen lived 1.3 years [0671]. They have been estimated to live up to 2 years in the wild [0542]. Maximum longevity is considered unknown.
Life history traits (averages)
- Female sexual maturity
- 304 days
- Male sexual maturity
- Gestation
- 24 days
- Weaning
- 22 days
- Litter size
- 6 (viviparous)
- Litters per year
- 1.5
- Inter-litter interval
- Weight at birth
- 0.235 g
- Weight at weaning
- 5.1 g
- Adult weight
- 7.2 g
- Postnatal growth rate
Metabolism
- Typical body temperature
- 312ºK or 38.5ºC or 101.3ºF
- Basal metabolic rate
- 0.1790 W
- Body mass
- 4.1 g
- Metabolic rate per body mass
- 0.043659 W/g
References
- [0671] Richard Weigl (2005), Longevity of Mammals in Captivity; from the Living Collections of the World
- [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
- [0678] Symonds (1999), Life histories of the Insectivora: the role of phylogeny, metabolism, and sex differences
- [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
External Resources
- Integrated Taxonomic Information System
- ITIS 633799
- Animal Diversity Web
- ADW account
- Encyclopaedia of Life
- Search EOL
- NCBI Taxonomy
- Taxonomy ID 62280
- Entrez
- Search all databases
- Ageing Literature
- Search Google Scholar or Search PubMed
- Images
- Google Image search
- Internet
- Search Google