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AnAge entry for Ratufa bicolor

Classification (HAGRID: 03479)
TaxonomyKingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Rodentia
                Family: Sciuridae
                    Genus: Ratufa
SpeciesRatufa bicolor
Common nameBlack giant squirrel

Lifespan, ageing, and relevant traits

Maximum longevity19 years (captivity)
Sourceref. 671
Sample sizetiny
Data qualityacceptable
Observations

One wild born specimen was still alive in captivity at about 19 years of age [0671].

Life history traits (averages)

Female sexual maturity1,078 days
Male sexual maturity
Gestation32 days
Weaning
Litter size1.4 (viviparous)
Litters per year2
Inter-litter interval278 days
Weight at birth77 g
Weight at weaning
Adult weight2,000 g
Postnatal growth rate
Maximum longevity residual121 %

Metabolism

No information on metabolism available.

References
[0671] Richard Weigl (2005), Longevity of Mammals in Captivity; from the Living Collections of the World
[0610] Ernest (2003), Life history characteristics of placental non-volant mammals
[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 632411
Animal Diversity WebADW account (if available)
Encyclopedia of LifeSearch EOL
Genome ProjectSearch NCBI
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