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AnAge entry for Lepus californicus

Classification (HAGRID: 02922)
TaxonomyKingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Lagomorpha
                Family: Leporidae
                    Genus: Lepus
SpeciesLepus californicus
Common nameBlack-tailed jack rabbit

Lifespan, ageing, and relevant traits

Maximum longevity11.8 years (captivity)
Sourceref. 671
Sample sizetiny
Data qualityacceptable
Observations

One wild born specimen was about 11.8 years of age when it died in captivity [0671].

Life history traits (averages)

Female sexual maturity243 days
Male sexual maturity
Gestation44 days
Weaning41 days
Litter size1 (viviparous)
Litters per year3.7
Inter-litter interval
Weight at birth84.34 g
Weight at weaning1,300 g
Adult weight4,175 g
Postnatal growth rate0.0225 days-1 (from Gompertz function)
Maximum longevity residual67 %

Metabolism

Typical body temperature312ºK or 39.2ºC or 102.6ºF
Basal metabolic rate7.3140 W
Body mass2300.0 g
Metabolic rate per body mass0.003180 W/g

References
[0489] Forsyth et al. (2005), Lagomorphs (rabbits, pikas and hares) do not use telomere-directed replicative aging in vitro, 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
[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
[0731] Zullinger et al. (1984), Fitting sigmoid equations to mammalian growth curves

External resources

Integrated Taxonomic Information SystemITIS 180115
Animal Diversity WebADW account
Encyclopedia of LifeSearch EOL
Genome ProjectSearch NCBI
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Ageing literature

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