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AnAge entry for Marmota flaviventris

Classification (HAGRID: 03465)
TaxonomyKingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Rodentia
                Family: Sciuridae
                    Genus: Marmota
SpeciesMarmota flaviventris
Common nameYellow-bellied marmot

Lifespan, ageing, and relevant traits

Maximum longevity21.2 years (captivity)
Sourceref. 671
Sample sizetiny
Data qualityacceptable
Observations

In the wild, these animals live up to 15 years (Ken Armitage, pers. comm.). One captive specimen was still alive after 21.2 years at Utah's Hogle Zoo [0671].

Life history traits (averages)

Female sexual maturity730 days
Male sexual maturity730 days
Gestation30 days
Weaning33 days
Litter size4 (viviparous)
Litters per year0.9
Inter-litter interval458 days
Weight at birth33.8 g
Weight at weaning479 g
Adult weight3,500 g
Postnatal growth rate
Maximum longevity residual124 %

Metabolism

Typical body temperature310ºK or 36.5ºC or 97.7ºF
Basal metabolic rate8.6260 W
Body mass4295.0 g
Metabolic rate per body mass0.002008 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
[0434] Ronald Nowak (1999), Walker's Mammals of the World
[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 180140
Animal Diversity WebADW account
Encyclopedia of LifeSearch EOL
Genome ProjectSearch NCBI
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