Tai-yong Keelback
Hebius boulengeri
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassSquamata
- FamilyColubridae (Colúbrids)
- GenusHebius (Asian Keelbacks)
- SpeciesHebius boulengeri (Tai-yong Keelback)
Closest Relatives at Ba Be National Park
Big-eyed Bamboo Snake
Pseudoxenodon macrops
Black-banded Trinket Snake
Oreocryptophis porphyraceus
Banded Wolf Snake
Lycodon fasciatus
Langbian Kukri
Oligodon tuani
Collared Reed Snake
Calamaria pavimentata
Oriental Whipsnake
Ahaetulla prasina
Dhaman
Ptyas mucosa
Specklebelly Keelback
Rhabdophis chrysargos
Collared Black-headed Snake
Sibynophis collaris
Truong’s wolf snake
Lycodon truongi
📅 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 | Ba Be National Park | 🇻🇳 Vietnam | |
| 2 | Khao Yai National Park | 🇹🇭 Thailand |
Quick answers
What are the chances of seeing a Tai-yong Keelback in Ba Be National Park?
About 26% of visitor-days record a Tai-yong Keelback sighting in Ba Be National Park, based on 5 observer-days of citizen-science data from GBIF.
When is the best time to see Tai-yong Keelback in Ba Be National Park?
June has the highest sighting rate for Tai-yong Keelback in Ba Be National Park in our monthly data.