Subspecies
There are 16 subspecies recognized for the gray fox.
- Urocyon cinereoargenteus borealis (New England)
- Urocyon cinereoargenteus californicus (southern California)
- Urocyon cinereoargenteus cinereoargenteus (eastern United States)
- Urocyon cinereoargenteus costaricensis (Costa Rica)
- Urocyon cinereoargenteus floridanus (Gulf states)
- Urocyon cinereoargenteus fraterculus (Yucatán)
- Urocyon cinereoargenteus furvus (Panama)
- Urocyon cinereoargenteus guatemalae (southernmost Mexico south to Nicaragua)
- Urocyon cinereoargenteus madrensis (southern Sonora, south-west Chihuahua, and north-west Durango)
- Urocyon cinereoargenteus nigrirostris (south-west Mexico)
- Urocyon cinereoargenteus ocythous (Central Plains states)
- Urocyon cinereoargenteus orinomus (southern Mexico, Isthmus of Tehuantepec)
- Urocyon cinereoargenteus peninsularis (Baja California)
- Urocyon cinereoargenteus scottii (south-western United States and northern Mexico)
- Urocyon cinereoargenteus townsendi (northern California and Oregon)
- Urocyon cinereoargenteus venezuelae (Colombia and Venezuela)
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