
Photo: sucker69420 (iNaturalist) · CC BY 4.0 (May be cropped or resized)
Enhydris enhydris
Range
South-eastern China, Indonesia, Bangladesh, India, Laos, Malaysia, Myanmar, Pakistan, Thailand and Vietnam
The rainbow water snake is a mildly venomous, rear-fanged colubrid snake endemic to Asia. It is found in south-eastern China, Indonesia (including Sumatra), Bangladesh, Cambodia, central and eastern India, Laos, Malaysia, Myanmar, Pakistan, Thailand and Vietnam (Wikipedia, general species account).