AnAge entry for Macropus giganteus

Classification (HAGRID: 02963)

Taxonomy
Kingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Diprotodontia
                Family: Macropodidae
                    Genus: Macropus
Species
Macropus giganteus
Common name
Eastern gray kangaroo

Lifespan, ageing, and relevant traits

Maximum longevity
25 years (captivity)
Source
ref. 556
Sample size
Large
Data quality
High
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 maturity
639 days
Male sexual maturity
1,290 days
Gestation
36 days
Weaning
319 days
Litter size
1 (viviparous)
Litters per year
1
Inter-litter interval
342 days
Weight at birth
0.89867 g
Weight at weaning
4,000 g
Adult weight
49,500 g
Postnatal growth rate
0.0066 days-1 (from Gompertz function)
Maximum longevity residual
97%

Metabolism

Typical body temperature
309ºK or 36.3ºC or 97.3ºF
Basal metabolic rate
Not yet available

References

External Resources

Integrated Taxonomic Information System
ITIS 552733
Animal Diversity Web
ADW account
Encyclopaedia of Life
Search EOL
NCBI Taxonomy
Taxonomy ID 9317
Entrez
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Ageing Literature
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Images
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Internet
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