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AnAge entry for Myrmecophaga tridactyla

Classification (HAGRID: 02986)
TaxonomyKingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Pilosa
                Family: Myrmecophagidae
                    Genus: Myrmecophaga
SpeciesMyrmecophaga tridactyla
Common nameGiant anteater

Lifespan, ageing, and relevant traits

Maximum longevity31 years (captivity)
Sourceref. 671
Sample sizemedium
Data qualityacceptable
Observations

One specimen was estimated to be 31 years old when it died in captivity [0671].

Life history traits (averages)

Female sexual maturity1,186 days
Male sexual maturity1,186 days
Gestation184 days
Weaning56 days
Litter size1 (viviparous)
Litters per year1.2
Inter-litter interval
Weight at birth1,600 g
Weight at weaning
Adult weight28,500 g
Postnatal growth rate0.0088 days-1 (from Gompertz function)
Maximum longevity residual132 %

Metabolism

Typical body temperature306ºK or 32.5ºC or 90.5ºF
Basal metabolic rate14.5430 W
Body mass30600.0 g
Metabolic rate per body mass0.000475 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
[0455] Virginia Hayssen et al. (1993), Asdell's Patterns of Mammalian Reproduction: A Compendium of Species-Specific Data
[0542] Bernhard Grzimek (1990), Grzimek's Encyclopedia of Mammals
[0731] Zullinger et al. (1984), Fitting sigmoid equations to mammalian growth curves

External resources

Integrated Taxonomic Information SystemITIS 624911
Animal Diversity WebADW account
Encyclopedia of LifeSearch EOL
Genome ProjectSearch NCBI
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