How to identify it
Medium-sized snake with red, white and black bands and a flat, wide head (NDOW). [1][2][3]
Where it lives
Rocky, montane country often near streams or springs, also mesic lower canyons; pinyon-juniper, oak-juniper, pine-oak or pine-Douglas-fir woodland or chaparral (NatureServe; NDOW). [1][2][3]
How it behaves
Mostly active by day; hides among rocks, logs and vegetation to avoid heat and predators (NDOW). [1][2][3]
Constrictor that eats lizards, frogs, snakes, small mammals and even rattlesnakes (NDOW; NatureServe). [1][2][3]
In Arizona adults and hatchlings were most often encountered in July and August (NatureServe). [1][2][3]
Females lay 3-6 eggs; inactive in cold and extreme heat (NDOW; NatureServe). [1][2][3]
Limited legal take
Legal take of this species exists only under narrow conditions — a quota, a draw, a permit, a small area, or animals released or held on private land — set by the authorities below. Nowhere else is a legal opportunity implied, and Hunt shows one only where a certified rule establishes it.
Where legal take is listed
- Arizona — reptile take · Arizona Reptile and Amphibian Regulations 2026-2030
- Utah — reptile take · Reptile and amphibian species classification tables (R657-53), updated Apr. 22, 2026
Being listed is not an open season. Seasons, zones, licences, methods and limits decide whether this animal may be taken on a given day and place — check Hunt or the authority before you go. Listings read 2026-09-30.
Where it is found
Discontinuous from east-central Nevada and central and western Utah south to near (mostly north of) the Mogollon Rim in Arizona and New Mexico (NatureServe); in Nevada limited to east-central mountains (NDOW).
Sources
Every claim above is attributed to one of these published sources.
NatureServe · reviewed 2026-09-30
NatureServe
- BIOLOGICALSonoran Mountain Kingsnake
Nevada Department of Wildlife · reviewed 2026-09-30
Nevada Department of Wildlife
- BIOLOGICALMilksnake
Colorado Parks and Wildlife · reviewed 2026-09-30
Colorado Parks and Wildlife
