AnAge entry for Ommatophoca rossii

Classification (HAGRID: 02682)

Taxonomy
Kingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Carnivora
                Family: Phocidae
                    Genus: Ommatophoca
Species
Ommatophoca rossii
Common name
Ross seal

Lifespan, ageing, and relevant traits

Maximum longevity
Not yet established
Observations

The period of pre-implantation usually takes 3.5 to 4.5 months, increasing the gestation time up to 1 year. In the wild, these animals are believed to live up to 21 years [0573]. Their longevity in captivity has not been studied in detail and hence maximum longevity remains unknown.

Life history traits (averages)

Female sexual maturity
1,095 days
Male sexual maturity
1,278 days
Gestation
228 days
Weaning
30 days
Litter size
1 (viviparous)
Litters per year
1
Inter-litter interval
365 days
Weight at birth
20,000 g
Weight at weaning
Adult weight
177,000 g
Postnatal growth rate

Metabolism

No information on metabolism is available.

References

External Resources

Integrated Taxonomic Information System
ITIS 180665
Animal Diversity Web
ADW account
Encyclopaedia of Life
Search EOL
NCBI Taxonomy
Taxonomy ID 207342
Entrez
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Ageing Literature
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Internet
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