AnAge entry for Phocarctos hookeri
Classification (HAGRID: 02218)
- Taxonomy
-
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia (Taxon entry)
Order: Carnivora
Family: Otariidae
Genus: Phocarctos
- Species
- Phocarctos hookeri
- Common name
- New Zealand sea lion
- Synonyms
- Arctocephalus hookeri
Lifespan, ageing, and relevant traits
- Maximum longevity
- Not yet established
- Observations
The gestation time probably includes a period of delayed implantation. In the wild, these animals probably live up to 23 years [0434]. Little is known about their longevity in captivity.
Life history traits (averages)
- Female sexual maturity
- 2,030 days
- Male sexual maturity
- 2,191 days
- Gestation
- 365 days
- Weaning
- 213 days
- Litter size
- 1 (viviparous)
- Litters per year
- 1
- Inter-litter interval
- 365 days
- Weight at birth
- 7,000 g
- Weight at weaning
- Adult weight
- 187,580 g
- Postnatal growth rate
Metabolism
No information on metabolism is available.
References
- [1308] Myhrvold et al. (2015), An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles
- [1143] Nussey et al. (2013), Senescence in natural populations of animals: widespread evidence and its implications for bio-gerontology (PubMed)
- [0978] Jones et al. (2009), PanTHERIA: a species-level database of life history, ecology, and geography of extant and recently extinct mammals
- [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 System
- ITIS 180617
- Animal Diversity Web
- ADW account
- Encyclopaedia of Life
- Search EOL
- NCBI Taxonomy
- Taxonomy ID 34888
- Entrez
- Search all databases
- Ageing Literature
- Search Google Scholar or Search PubMed
- Images
- Google Image search
- Internet
- Search Google