Eastern Patch-nosed Snake
Salvadora grahamiae
Silhouette: Alex Slavenko · PhyloPic
- KingdomAnimalia (Animals)
- PhylumChordata (Chordates)
- ClassSquamata
- FamilyColubridae (Colubrid Snakes)
- GenusSalvadora (Patch-nosed Snakes)
- SpeciesSalvadora grahamiae (Eastern Patch-nosed Snake)
About the Eastern Patch-nosed Snake
Salvadora grahamiae, also known commonly as the eastern patch-nosed snake and the mountain patchnose snake, is a species of snake in the family Colubridae. The species is native to the southwestern United States and adjacent northeastern Mexico.
The specific name, grahamiae, is in honor of Colonel James Duncan Graham, United States Army Corps of Topographical Engineers. S. grahamiae is found in the US states of Arizona, New Mexico, and Texas, and in the Mexican states of Chihuahua, Coahuila, Querétaro, Tamaulipas, and Veracruz.
S. grahamiae occurs in a wide variety of habitats including forest, savanna, shrubland, grassland, and desert, at altitudes from sea level to 1,980 m (6,500 ft). S. grahamiae may attain a total length (including tail) of 47 in (120 cm). It has eight upper labials. The posterior chin shields touch or are separated by only one small scale.
S. grahamiae preys predominately upon lizards, especially those of the genus Aspidoscelis. It also eats reptile eggs, small snakes, nestling birds, and small mammals. S. grahamiae is oviparous. Eggs are laid in April–June, and... Wikipedia →
Recent sightings of Eastern Patch-nosed Snake in Big Bend National Park
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Global Distribution
Warmer areas are where this animal is recorded most often.
Parks Where Found
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Guadalupe Mountains National Park | 🇺🇸 United States | |
| 2 | Big Bend National Park | 🇺🇸 United States | |
| 3 | Saguaro National Park | 🇺🇸 United States |
Quick answers
What are the chances of seeing a Eastern Patch-nosed Snake in Big Bend National Park?
About 10% of wildlife watchers report a Eastern Patch-nosed Snake sighting in Big Bend National Park, based on 13 verified sightings from GBIF citizen-science data.
When is the best time to see Eastern Patch-nosed Snake in Big Bend National Park?
September has the highest sighting rate for Eastern Patch-nosed Snake in Big Bend National Park in our monthly data.