Michael D. Kern / Green / White-lipped tree viper (Cryptelytrops / Trimeresurus albolabris), captive, from SE Asia

Shibai Xiao / White lipped palm / tree viper (Trimeresurus albolabris) in tree with a defensive posture, Fanjingshan National Nature Reserve, Guizhou Province, China.

Daniel Heuclin / White-lipped / Green tree viper (Cryptelytrops albolabris) captive, from SE Asia

Daniel Heuclin / White-lipped / Green tree viper (Cryptelytrops albolabris) captive, from SE Asia

Daniel Heuclin / White-lipped / Green tree viper (Cryptelytrops albolabris) studio shot, captive, from SE Asia

Mark Carwardine / White-lipped tree viper (Trimeresurus albolabris) waiting with its head down ready to strike frog, bird or small mammal prey, captive, from forests and plantations in southern China to India and south...

Tony Phelps / White-Lipped palm viper {Trimeresurus / Cryptelytrops albolabris} head portrait, captive, from SE Asia

Tony Phelps / White-Lipped palm viper {Trimeresurus / Cryptelytrops albolabris} in tree, captive, from SE Asia

Tony Phelps / Green tree viper {Cryptelytrops albolabris} Malaysia

Rod Williams / White lipped tree viper {Trimeresurus albolabris} Captive, from SE Asia

David Welling / White lipped palm viper {Trimeresurus albolabris} captive, from Central America