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AnAge entry for Mustela frenata

Classification (HAGRID: 02544)
TaxonomyKingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Carnivora
                Family: Mustelidae
                    Genus: Mustela
SpeciesMustela frenata
Common nameLong-tailed weasel

Lifespan, ageing, and relevant traits

Maximum longevity8.8 years (captivity)
Sourceref. 671
Sample sizetiny
Data qualityacceptable
Observations

Males first mate when they are about one year of age [0455]. One specimen lived 8.8 years in captivity [0671]. Maximum longevity could be slightly underestimated, though.

Life history traits (averages)

Female sexual maturity162 days
Male sexual maturity365 days
Gestation25 days
Weaning37 days
Litter size6.2 (viviparous)
Litters per year1
Inter-litter interval365 days
Weight at birth3.1 g
Weight at weaning34.6 g
Adult weight150.6 g
Postnatal growth rate
Maximum longevity residual83 %

Metabolism

Typical body temperature312ºK or 39.0ºC or 102.2ºF
Basal metabolic rate1.3440 W
Body mass225.0 g
Metabolic rate per body mass0.005973 W/g

References
[0817] Bielby et al. (2007), The fast-slow continuum in mammalian life history: an empirical reevaluation, PubMed
[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
[0434] Ronald Nowak (1999), Walker's Mammals of the World
[0538] Don Wilson and Sue Ruff (1999), The Smithsonian Book of North American Mammals
[0455] Virginia Hayssen et al. (1993), Asdell's Patterns of Mammalian Reproduction: A Compendium of Species-Specific Data
[0680] Wootton (1987), The effects of body mass, phylogeny, habitat, and trophic level on mammalian age at first reproduction

External resources

Integrated Taxonomic Information SystemITIS 180556
Animal Diversity WebADW account
Encyclopedia of LifeSearch EOL
Genome ProjectSearch NCBI
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