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AnAge entry for Cheirogaleus medius


Classification (HAGRID: 03101)
TaxonomyKingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Primates (Taxon entry)
                Family: Cheirogaleidae
                    Genus: Cheirogaleus
SpeciesCheirogaleus medius
Common nameFat-tailed dwarf lemur

Lifespan, ageing, and relevant traits

Maximum longevity23.2 years (captivity)
Sourceref. 671
Sample sizemedium
Data qualityacceptable
Observations

This animal has been argued as an example of a fast ageing primate [0463]. One captive specimen lived for 23.2 years [0671].

Life history traits (averages)

Female sexual maturity365 days
Male sexual maturity
Gestation61 days
Weaning62 days
Litter size2.5 (viviparous)
Litters per year1
Inter-litter interval
Weight at birth19 g
Weight at weaning
Adult weight380 g
Postnatal growth rate
Maximum longevity residual191 %

Metabolism

Typical body temperature311ºK or 38.0ºC or 100.4ºF
Basal metabolic rate1.0880 W
Body mass300.0 g
Metabolic rate per body mass0.003627 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
[0681] Peter Kappeler and Michael Pereira (2003), Primate Life Histories and Socioecology
[0610] Ernest (2003), Life history characteristics of placental non-volant mammals
[0467] Lindenfors (2002), Sexually antagonistic selection on primate size
[0144] Gilissen et al. (1999), Topographical localization of lipofuscin pigment in the brain of the aged fat-tailed dwarf lemur (Cheirogaleus medius) and grey lesser mouse lemur (Microcebus murinus): comparison to iron localization, PubMed
[0434] Ronald Nowak (1999), Walker's Mammals of the World
[0143] Gilissen et al. (1998), Topographical localization of iron in brains of the aged fat-tailed dwarf lemur (Cheirogaleus medius) and gray lesser mouse lemur (Microcebus murinus), PubMed
[0463] Austad (1997), Small nonhuman primates as potential models of human aging, PubMed
[0455] Virginia Hayssen et al. (1993), Asdell's Patterns of Mammalian Reproduction: A Compendium of Species-Specific Data
[0679] Harvey and Clutton-Brock (1985), Life-history variation in primates

External resources

Integrated Taxonomic Information SystemITIS 572859
Animal Diversity WebADW account
Encyclopedia of LifeSearch EOL
Genome ProjectSearch NCBI
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