Siamese Peninsula Pit Viper
Trimeresurus fucatus
A green pit viper of the Thai-Malay Peninsula, part of a complex of closely related arboreal pitvipers.
- Venomous?
- Venomous
- Adult length
- 0.6-0.9 m (2-3 ft)
- Range
- Peninsular Thailand, Peninsular Malaysia
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Overview
The Siamese peninsula pit viper is one of several closely related green pitvipers occurring on the Thai-Malay Peninsula, historically grouped under broader species concepts before taxonomic splitting. It occupies humid lowland forest habitats.
It is an arboreal ambush predator, relying on its green coloration for camouflage among leaves and vines.
How to identify it
- Green dorsal coloration
- Pale lateral stripe often present, more distinct in males
- Triangular head, vertical pupils
- Keeled scales
- Reddish tail tip
- Distinguished from close relatives mainly by locality and subtle morphological differences
Habitat & range
Found in lowland tropical forest across the Thai-Malay Peninsula, often near streams and in low to mid-level vegetation.
Behavior, diet & reproduction
Nocturnal and arboreal, spending the day coiled on branches or vines. Feeds on frogs, lizards, and small mammals. Ambush hunter using heat-sensing pits. Viviparous reproduction.
Frequently asked questions
Is the Siamese peninsula pit viper venomous?
Yes, it is a venomous pit viper.
Where is it found?
In lowland forests of the Thai-Malay Peninsula.
Is it closely related to other green pitvipers?
Yes, it is part of a complex of closely related Trimeresurus species in the region.
What does it eat?
Frogs, lizards, and small mammals.
Siamese Peninsula Pit Viper guides
In-depth guides for identifying and understanding Siamese Peninsula Pit Viper.
