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AnAge entry for Macropus giganteus

Classification (HAGRID: 02857)
TaxonomyKingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Diprotodontia
                Family: Macropodidae
                    Genus: Macropus
SpeciesMacropus giganteus
Common nameEastern gray kangaroo

Lifespan, ageing, and relevant traits

Maximum longevity25 years (captivity)
Sourceref. 556
Sample sizelarge
Data qualityhigh
Observations

In one field study, the oldest animals were estimated to be around 20 years old. One specimen obtained as a pouch reportedly lived 25 years in captivity [0556].

Life history traits (averages)

Female sexual maturity639 days
Male sexual maturity1,290 days
Gestation36 days
Weaning319 days
Litter size1 (viviparous)
Litters per year
Inter-litter interval342 days
Weight at birth0.89867 g
Weight at weaning4,000 g
Adult weight49,500 g
Postnatal growth rate0.0066 days-1 (from Gompertz function)
Maximum longevity residual97 %

Metabolism

No information on metabolism available.

References
[0522] Fisher et al. (2001), The ecological basis of life history variation in marsupials
[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
[0556] Poole (1982), Macropus giganteus

External resources

Integrated Taxonomic Information SystemITIS 552733
Animal Diversity WebADW account
Encyclopedia of LifeSearch EOL
Genome ProjectSearch NCBI
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