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AnAge entry for Eira barbara

Classification (HAGRID: 02519)
TaxonomyKingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Carnivora
                Family: Mustelidae
                    Genus: Eira
SpeciesEira barbara
Common nameTayra

Lifespan, ageing, and relevant traits

Maximum longevity22.3 years (captivity)
Sourceref. 671
Sample sizemedium
Data qualityacceptable
Observations

Little is known about reproduction in this species and age at sexual maturity is based on few studies [0610].

Life history traits (averages)

Female sexual maturity700 days
Male sexual maturity183 days
Gestation66 days
Weaning75 days
Litter size2 (viviparous)
Litters per year
Inter-litter interval
Weight at birth83 g
Weight at weaning1,708 g
Adult weight4,500 g
Postnatal growth rate0.0159 days-1 (from Gompertz function)
Maximum longevity residual126 %

Metabolism

Typical body temperature312ºK or 38.4ºC or 101.1ºF
Basal metabolic rate6.8110 W
Body mass2950.0 g
Metabolic rate per body mass0.002309 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
[0731] Zullinger et al. (1984), Fitting sigmoid equations to mammalian growth curves

External resources

Integrated Taxonomic Information SystemITIS 621934
Animal Diversity WebADW account
Encyclopedia of LifeSearch EOL
Genome ProjectSearch NCBI
Entrez

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