Sri Lanka Cat Snake

Sri Lanka Cat Snake

Boiga ceylonensis

Silhouette: Alex Slavenko · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability ~20% · Possible
at Sinharaja Forest Reserve
11 Verified sightings at Sinharaja Forest Reserve From 2019 to 2026
11 Verified sightings across 1 park From 2019 to 2026
March Best month highest sighting rate
☀️🌙 Day & Night When it's spotted Active throughout day and night

About the Sri Lanka Cat Snake

Boiga ceylonensis (Sri Lanka cat snake) is a species of rear-fanged, mildly venomous, nocturnal, arboreal colubrid snake endemic to Sri Lanka. This is a thin-bodied, elongate, slim, tree snake. Taxonomic features: Dorsal Scales in 19 rows, oblique; scales along the vertebral row much enlarged, and at mid body nearly as broad as long. Ventrals scales 217–237; the anals are undivided, subcaudals 95–109. The colour is brown or greyish above, with a series of blackish transverse cross bands; nape with a blackish blotch, or three blackish longitudinal streaks, or a transverse bar; a more or less distinct brown crown marking on top of head and a thick streak from the eye to the angle of the mouth; lower parts yellowish, dotted with brown, usually with a lateral series of small brown dots. They are about 4 feet long from tip to tip with the tail 10 inches.

It is an endemic species to Sri Lanka. Previously believed to occur in the Western Ghats of India, but was falsified by recent studies. This snake frequently ventures into human dwellings in search of prey such as geckos. It has a somewhat aggressive disposition and... Wikipedia →

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Sinharaja Forest Reserve 🇱🇰 Sri Lanka
~20%

More parks will be added in future updates.

Quick answers

What are the chances of seeing a Sri Lanka Cat Snake in Sinharaja Forest Reserve?

About 20% of wildlife watchers report a Sri Lanka Cat Snake sighting in Sinharaja Forest Reserve, based on 11 verified sightings from GBIF citizen-science data.

When is the best time to see Sri Lanka Cat Snake in Sinharaja Forest Reserve?

March has the highest sighting rate for Sri Lanka Cat Snake in Sinharaja Forest Reserve in our monthly data.

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