AnAge entry for Sicista betulina

Classification (HAGRID: 03213)
Taxonomy	Kingdom: Animalia Phylum: Chordata Class: Mammalia (Taxon entry) Order: Rodentia Family: Dipodidae Genus: Sicista
Species	Sicista betulina
Common name	Northern birch mouse
Lifespan, ageing, and relevant traits
Maximum longevity	Not yet established
Observations	In the wild, these animals live up to 3.5 years [0542]. Without further longevity studies, namely in captivity, their maximum longevity is considered unknown.
Life history traits (averages)
Female sexual maturity	365 days
Male sexual maturity	365 days
Gestation	31 days
Weaning	38 days
Litter size	5 (viviparous)
Litters per year	1
Inter-litter interval
Weight at birth
Weight at weaning
Adult weight	8 g
Postnatal growth rate
Metabolism
Typical body temperature	309ºK or 36.0ºC or 96.8ºF
Basal metabolic rate	0.1790 W
Body mass	10.0 g
Metabolic rate per body mass	0.017900 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 [0434] Ronald Nowak (1999), Walker's Mammals of the World [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 609767
Animal Diversity Web	ADW account (if available)
Encyclopedia of Life	Search EOL
Genome Project	Search NCBI
Entrez	Search all databases Entrez Taxonomy search
Ageing literature	Search Google Scholar Search PubMed Search Scirus
Images	Google Image search
Internet	Search Google

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