Western Ribbon Snake
Thamnophis proximus
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassSquamata
- FamilyColubridae (Colúbrids)
- GenusThamnophis (Garter Snakes)
- SpeciesThamnophis proximus (Western Ribbon Snake)
Thamnophis proximus, commonly known as the western ribbon snake or western ribbonsnake, is a species of garter snake in the subfamily Natricinae of the family Colubridae. The species is found in the central and southern United States, Mexico, and Central America south to central Costa Rica. The species has six recognized subspecies. Wikipedia →
10–20% of wildlife watchers report a Western Ribbon Snake sighting in Palo Verde National Park, based on 13 days of visitor records from GBIF citizen-science data.
Closest Relatives at Palo Verde National Park
Central American Lyresnake
Trimorphodon quadruplex
Rhombic Cat-eyed Snake
Leptodeira rhombifera
Cope's Snail Sucker
Sibon anthracops
Köhler’s Vine Snake
Oxybelis koehleri
Mexican Parrot Snake
Leptophis mexicanus
Black-banded Cat-eyed Snake
Leptodeira nigrofasciata
Pacific Longtail Snake
Enulius flavitorques
Cope's Black-striped Snake
Coniophanes piceivittis
Central American Milksnake
Lampropeltis abnorma
Neotropical Whip Snake
Masticophis mentovarius
Striped Lowland Snake
Leptodrymus pulcherrimus
Chicken Snake
Spilotes pullatus
📅 Monthly Probability
☀️ When They're Spotted
Most active during daytime hours (6am–6pm) · across all parks (global)
Global Distribution
Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.
where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is) · parks where it occurs — tap a pin for the sighting probability there
Parks Where Found
| # | Park | Country | Probability |
|---|---|---|---|
| 1 | Palo Verde National Park | 🇨🇷 Costa Rica | |
| 2 | Arrecifes de Cozumel National Park | 🇲🇽 Mexico | |
| 3 | Cumbres de Monterrey National Park | 🇲🇽 Mexico | |
| 4 | Celestún Biosphere Reserve | 🇲🇽 Mexico | |
| 5 | Sian Ka'an Biosphere Reserve | 🇲🇽 Mexico |
Quick answers
What are the chances of seeing a Western Ribbon Snake in Palo Verde National Park?
About 12% of wildlife watchers report a Western Ribbon Snake sighting in Palo Verde National Park, based on 13 days of visitor records from GBIF citizen-science data.
When is the best time to see Western Ribbon Snake in Palo Verde National Park?
March has the highest sighting rate for Western Ribbon Snake in Palo Verde National Park in our monthly data.