AnAge entry for Sciurus niger
Classification (HAGRID: 03168)
- Taxonomy
-
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia (Taxon entry)
Order: Rodentia
Family: Sciuridae
Genus: Sciurus
- Species
- Sciurus niger
- Common name
- Eastern fox squirrel
Lifespan, ageing, and relevant traits
- Maximum longevity
- 16 years (captivity)
- Source
- ref. 671
- Sample size
- Tiny
- Data quality
- Acceptable
- Observations
One wild born specimen was about 16 years of age when it died in captivity [0671].
Life history traits (averages)
- Female sexual maturity
- 353 days
- Male sexual maturity
- 353 days
- Gestation
- 44 days
- Weaning
- 84 days
- Litter size
- 3 (viviparous)
- Litters per year
- 1
- Inter-litter interval
- Weight at birth
- 15 g
- Weight at weaning
- Adult weight
- 800 g
- Postnatal growth rate
- 0.018 days-1 (from Gompertz function)
- Maximum longevity residual
- 117%
Metabolism
No information on metabolism is available.
References
- [0777] Harper et al. (2007), Skin-derived fibroblasts from long-lived species are resistant to some, but not all, lethal stresses and to the mitochondrial inhibitor rotenone (PubMed)
- [0671] Richard Weigl (2005), Longevity of Mammals in Captivity; from the Living Collections of the World
- [0455] Virginia Hayssen et al. (1993), Asdell's Patterns of Mammalian Reproduction: A Compendium of Species-Specific Data
- [0731] Zullinger et al. (1984), Fitting sigmoid equations to mammalian growth curves
External Resources
- Integrated Taxonomic Information System
- ITIS 180172
- Animal Diversity Web
- ADW account
- Encyclopaedia of Life
- Search EOL
- NCBI Taxonomy
- Taxonomy ID 34861
- Entrez
- Search all databases
- Ageing Literature
- Search Google Scholar or Search PubMed
- Images
- Google Image search
- Internet
- Search Google