Western Narrow-mouthed Toad
Gastrophryne olivacea
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAmphibia (Amfibis)
- OrderAnura (Anurs)
- FamilyMicrohylidae (Narrow-mouthed Frogs)
- GenusGastrophryne (North American Narrow-mouthed Toads)
- SpeciesGastrophryne olivacea (Western Narrow-mouthed Toad)
Closest Relatives at Cumbres de Monterrey National Park
Sheep Frog
Hypopachus variolosus
Gulf Coast Toad
Incilius nebulifer
Small-eard Hyla
Rheohyla miotympanum
Rio Grande Leopard Frog
Lithobates berlandieri
Mexican Smilisca
Smilisca baudinii
Giant Marine Toad
Rhinella horribilis
Camp's Chirping Frog
Eleutherodactylus campi
Red-spotted Toad
Anaxyrus punctatus
Couch's Spadefoot
Scaphiopus couchii
Long-Footed Frog
Eleutherodactylus longipes
Mexican Spadefoot
Spea multiplicata
Barking Frog
Craugastor augusti
📅 Monthly Probability
🌙 When They're Spotted
Most active during nighttime hours (6pm–6am) · 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 | Big Bend National Park | 🇺🇸 United States | |
| 2 | Cumbres de Monterrey National Park | 🇲🇽 Mexico |
Quick answers
What are the chances of seeing a Western Narrow-mouthed Toad in Cumbres de Monterrey National Park?
About 3% of visitor-days record a Western Narrow-mouthed Toad sighting in Cumbres de Monterrey National Park, based on 5 observer-days of citizen-science data from GBIF.
When is the best time to see Western Narrow-mouthed Toad in Cumbres de Monterrey National Park?
June has the highest sighting rate for Western Narrow-mouthed Toad in Cumbres de Monterrey National Park in our monthly data.