AnAge entry for Urocyon cinereoargenteus
Classification (HAGRID: 02089)
- Taxonomy
-
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia (Taxon entry)
Order: Carnivora
Family: Canidae
Genus: Urocyon
- Species
- Urocyon cinereoargenteus
- Common name
- Gray fox
- Synonyms
- Canis cinereoargenteus
Lifespan, ageing, and relevant traits
- Maximum longevity
- 16.2 years (captivity)
- Source
- ref. 671
- Sample size
- Medium
- Data quality
- Acceptable
- Observations
- No observations are presently available
Life history traits (averages)
- Female sexual maturity
- 345 days
- Male sexual maturity
- 365 days
- Gestation
- 57 days
- Weaning
- 55 days
- Litter size
- 4 (viviparous)
- Litters per year
- 1
- Inter-litter interval
- 365 days
- Weight at birth
- 95 g
- Weight at weaning
- 519.7 g
- Adult weight
- 4,750 g
- Postnatal growth rate
- 0.0127 days-1 (from Gompertz function)
- Maximum longevity residual
- 90%
Metabolism
No information on metabolism is available.
References
- [0817] Bielby et al. (2007), The fast-slow continuum in mammalian life history: an empirical reevaluation (PubMed)
- [0671] Richard Weigl (2005), Longevity of Mammals in Captivity; from the Living Collections of the World
- [0610] Ernest (2003), Life history characteristics of placental non-volant mammals
- [0434] Ronald Nowak (1999), Walker's Mammals of the World
- [0538] Don Wilson and Sue Ruff (1999), The Smithsonian Book of North American Mammals
- [0676] Purvis and Harvey (1995), Mammal life-history evolution: a comparative test of Charnov's model
- [0455] Virginia Hayssen et al. (1993), Asdell's Patterns of Mammalian Reproduction: A Compendium of Species-Specific Data
- [0680] Wootton (1987), The effects of body mass, phylogeny, habitat, and trophic level on mammalian age at first reproduction
- [0731] Zullinger et al. (1984), Fitting sigmoid equations to mammalian growth curves
External Resources
- Integrated Taxonomic Information System
- ITIS 180609
- Animal Diversity Web
- ADW account (if available)
- Encyclopaedia of Life
- Search EOL
- NCBI Taxonomy
- Taxonomy ID 55040
- Entrez
- Search all databases
- Ageing Literature
- Search Google Scholar or Search PubMed
- Images
- Google Image search
- Internet
- Search Google