AnAge entry for Neophoca cinerea
Classification (HAGRID: 02216)
- Taxonomy
-
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia (Taxon entry)
Order: Carnivora
Family: Otariidae
Genus: Neophoca
- Species
- Neophoca cinerea
- Common name
- Australian sea lion
- Synonyms
- Otaria cinerea
Lifespan, ageing, and relevant traits
- Maximum longevity
- 24.1 years (captivity)
- Source
- ref. 671
- Sample size
- Small
- Data quality
- Acceptable
- Observations
Could feature delayed implantantion, which then increases the gestation period. In the wild they live more than 12 years [0621]. One wild born animal was about 24.1 years old when it died in captivity [0671].
Life history traits (averages)
- Female sexual maturity
- 1,095 days
- Male sexual maturity
- 2,191 days
- Gestation
- 258 days
- Weaning
- 570 days
- Litter size
- 1 (viviparous)
- Litters per year
- 0.69
- Inter-litter interval
- 540 days
- Weight at birth
- 7,075 g
- Weight at weaning
- 59,724 g
- Adult weight
- 190,000 g
- Postnatal growth rate
- Maximum longevity residual
- 76%
Metabolism
No information on metabolism is available.
References
- [0978] Jones et al. (2009), PanTHERIA: a species-level database of life history, ecology, and geography of extant and recently extinct mammals
- [0671] Richard Weigl (2005), Longevity of Mammals in Captivity; from the Living Collections of the World
- [0443] Ronald Nowak (2003), Walker's Marine Mammals 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
- [0621] Ling (1992), Neophoca cinerea
External Resources
- Integrated Taxonomic Information System
- ITIS 180623
- Animal Diversity Web
- ADW account
- Encyclopaedia of Life
- Search EOL
- NCBI Taxonomy
- Taxonomy ID 161930
- Entrez
- Search all databases
- Ageing Literature
- Search Google Scholar or Search PubMed
- Images
- Google Image search
- Internet
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