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Photo 1 of 3 (c) Chien Lee, all rights reserved

Photo 2 of 3 (c) Matthieu Berroneau, all rights reserved

Photo 3 of 3 (c) John Sullivan, some rights reserved (CC BY-NC)
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Sumatra Pit Viper
Trimeresurus sumatranus
- Worldwide
- 221 observations
- Group
- Reptiles
About
Trimeresurus sumatranus is a venomous pitviper species found in Thailand, Malaysia and Indonesia. Arboreal, its coloration is pale green with a red tail. Two subspecies are currently recognized, including the nominate subspecies described here.
Summary from Wikipedia, CC BY-SA 4.0.
Recent sightings near Medan
Research-grade observations within 25 km, newest first.
- Nov 12, 2025Sumatera Utara, IDObserver: Marcus Lucassen and Rikke NielsenView observation from Nov 12, 2025 on iNaturalist