Oligodon fasciolatus
Silhouette: Alex Slavenko · PhyloPic
In 3 days ~30% in a week ~50%
Oligodon fasciolatus, commonly known as the small-banded kukri snake or the fasciolated kukri snake, is a species of snake in the family Colubridae. The species is native to Southeast Asia. This snake uniquely eviscerates live poisonous toads, Duttaphrynus melanostictus (Asian common toads), to avoid toxic white liquid the toad secretes. This snake also preys on the Kaloula pulchra (Banded bullfrog).
O. fasciolatus is found in southeastern Myanmar, Thailand, Cambodia, Laos, and Vietnam. The preferred natural habitat of O. fasciolatus is forest. O. fasciolatus may attain a total length of 115 cm (45 in). O. fasciolatus appears brownish-ground, tinged with yellow-olive, greyish-brown, or reddish-brown.
O. fasciolatus is oviparous. Günther ACLG (1864). The Reptiles of British India. London: The Ray Society. (Taylor and Francis, printers). xxvii + 452 pp. + Plates I-XXVI. (Simotes fasciolatus, new species, pp. 218–219 + Plate XX, figure B, two views of head).
See also Duttaphrynus melanostictus for: Bringsøe H, Suthanthangjai M, Suthanthangjai W, Nimnuan... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Kaeng Krachan National Park | 🇹🇭 Thailand | |
| 2 | Khao Yai National Park | 🇹🇭 Thailand |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Bangkok | 🇹🇭 Thailand |
With luck
About 10% of wildlife watchers report a Small-banded Kukri Snake sighting in Khao Yai National Park on a given day, based on 6 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 35th most-seen of the 46 reptiles we can rate there. Over three days the chance rises to about 30%, and over a week to about 50%, if each day is a fresh chance.
May–July and October
In those months about 20% of wildlife watchers report a Small-banded Kukri Snake in Khao Yai National Park on a given day, against under 5% in January–April, August–September and November, the lowest months.
Between 2 and 5 pm
Across all the parks we cover, that three-hour window holds the most Small-banded Kukri Snake sightings with a recorded time, and about 7 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
2nd of 2
Of the 2 parks where we can rate Small-banded Kukri Snake sightings, Khao Yai National Park ranks 2nd at about 10%. The best odds are in Kaeng Krachan National Park (Thailand, about 20%).
Same family: Colubridae
The closest relatives of the Small-banded Kukri Snake that you can see in Khao Yai National Park (family Colubridae, Colubrid Snakes) are Oriental Whipsnake (about 30%), Yellow-Spotted Keelback (about 20%) and Chinese Ratsnake (about 20%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Small-banded Kukri Snake is recorded against all the reptiles logged in Khao Yai National Park (6 verified sightings from 2019 to 2026), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.
