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AnAge entry for Taxidea taxus

Classification (HAGRID: 02553)
TaxonomyKingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Carnivora
                Family: Mustelidae
                    Genus: Taxidea
SpeciesTaxidea taxus
Common nameAmerican badger

Lifespan, ageing, and relevant traits

Maximum longevity25 years (captivity)
Sourceref. 671
Sample sizesmall
Data qualityacceptable
Observations

The implantation can be delayed up to 10 months. One captive specimen was at least 25 years old when it died in captivity [0671].

Life history traits (averages)

Female sexual maturity183 days
Male sexual maturity441 days
Gestation41 days
Weaning56 days
Litter size3 (viviparous)
Litters per year0.7
Inter-litter interval365 days
Weight at birth93.5 g
Weight at weaning3,000 g
Adult weight8,000 g
Postnatal growth rate
Maximum longevity residual129 %

Metabolism

Typical body temperature311ºK or 38.0ºC or 100.4ºF
Basal metabolic rate15.0620 W
Body mass9000.0 g
Metabolic rate per body mass0.001674 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
[0441] William Burt et al. (1998), A Field Guide to Mammals
[0676] Purvis and Harvey (1995), Mammal life-history evolution: a comparative test of Charnov’s model
[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 180565
Animal Diversity WebADW account
Encyclopedia of LifeSearch EOL
Genome ProjectSearch NCBI
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