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AnAge entry for Arctocephalus forsteri

Classification (HAGRID: 02558)
TaxonomyKingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Carnivora
                Family: Otariidae
                    Genus: Arctocephalus
SpeciesArctocephalus forsteri
Common nameNew Zealand fur seal

Lifespan, ageing, and relevant traits

Maximum longevityNot yet established
Observations

Little is known about the longevity of these animals, but one specimen was about 23.1 years old when it died in captivity [0671]. Males are socially mature about 10-12 years of age [0455].

Life history traits (averages)

Female sexual maturity1,825 days
Male sexual maturity1,825 days
Gestation236 days
Weaning335 days
Litter size1 (viviparous)
Litters per year1
Inter-litter interval
Weight at birth3,833 g
Weight at weaning
Adult weight55,000 g
Postnatal growth rate

Metabolism

No information on metabolism available.

References
[0671] Richard Weigl (2005), Longevity of Mammals in Captivity; from the Living Collections of the World
[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

External resources

Integrated Taxonomic Information SystemITIS 180631
Animal Diversity WebADW account
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