AnAge entry for Vulpes macrotis

Classification (HAGRID: 01749)

Taxonomy
Kingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Carnivora
                Family: Canidae
                    Genus: Vulpes
Species
Vulpes macrotis
Common name
Kit fox
Synonyms
Vulpes macrotis macrotis, Vulpes macrotis mutica, Vulpes muticus, Vulpes velox mutica, Vulpes macrotis neomexicanus

Lifespan, ageing, and relevant traits

Maximum longevity
15.8 years (captivity)
Source
ref. 671
Sample size
Small
Data quality
Acceptable
Observations

There is one report of one specimen still living after 20 years in captivity [0434]. Although not impossible, this was probably an error, and the record longevity in captivity is now considered to be 15.8 years [0671].

Life history traits (averages)

Female sexual maturity
Male sexual maturity
Gestation
54 days
Weaning
Litter size
4 (viviparous)
Litters per year
Inter-litter interval
365 days
Weight at birth
40 g
Weight at weaning
Adult weight
2,500 g
Postnatal growth rate
Maximum longevity residual
97%

Metabolism

Typical body temperature
311ºK or 38.0ºC or 100.4ºF
Basal metabolic rate
4.9280 W
Body mass
1769.0 g
Metabolic rate per body mass
0.002786 W/g

References

External Resources

Integrated Taxonomic Information System
ITIS 180606
Animal Diversity Web
ADW account
Encyclopaedia of Life
Search EOL
NCBI Taxonomy
Taxonomy ID 9630
Entrez
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Ageing Literature
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Images
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Internet
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