Chinese Ratsnake
Ptyas korros
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassSquamata
- FamilyColubridae (Colúbrids)
- GenusPtyas (Asian Rat Snakes)
- SpeciesPtyas korros (Chinese Ratsnake)
Ptyas korros, commonly known as the Chinese rat snake or Indo-Chinese rat snake, is a species of colubrid snake endemic to Southeast Asia. Wikipedia →
10–20% of wildlife watchers report a Chinese Ratsnake sighting in Doi Inthanon National Park, based on 9 days of visitor records from GBIF citizen-science data.
Closest Relatives at Doi Inthanon National Park
Oriental Whipsnake
Ahaetulla prasina
Banded Keelback
Rhabdophis nigrocinctus
Blue-eyed Bush Rat Snake
Gonyosoma coeruleum
Chequered Keelback
Fowlea piscator
Banded Wolf Snake
Lycodon fasciatus
Big-eyed Bamboo Snake
Pseudoxenodon macrops
Green Cat Snake
Boiga cyanea
Khasi Hills Keelback
Hebius khasiensis
Kutkai Keelback
Hebius bitaeniatus
Collared Black-headed Snake
Sibynophis collaris
Black-banded Trinket Snake
Oreocryptophis porphyraceus
Deschauensee’s Keelback
Hebius deschauenseei
📅 Monthly Probability
🌅 When They're Spotted
Most active at dawn and dusk · 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 | Cat Tien National Park | 🇻🇳 Vietnam | |
| 2 | Khao Sok National Park | 🇹🇭 Thailand | |
| 3 | Khao Yai National Park | 🇹🇭 Thailand | |
| 4 | Kaeng Krachan National Park | 🇹🇭 Thailand | |
| 5 | Doi Inthanon National Park | 🇹🇭 Thailand | |
| 6 | Khao Luang National Park | 🇹🇭 Thailand | |
| 7 | Cuc Phuong National Park | 🇻🇳 Vietnam | |
| 8 | Royal Manas National Park | 🇧🇹 Bhutan | |
| 9 | Kerinci Seblat National Park | 🇮🇩 Indonesia |
Quick answers
What are the chances of seeing a Chinese Ratsnake in Doi Inthanon National Park?
About 10% of wildlife watchers report a Chinese Ratsnake sighting in Doi Inthanon National Park, based on 9 days of visitor records from GBIF citizen-science data.
When is the best time to see Chinese Ratsnake in Doi Inthanon National Park?
September has the highest sighting rate for Chinese Ratsnake in Doi Inthanon National Park in our monthly data.