Nick Garbutt / Sumatran pit viper (Trimeresurus sumatranus) juvenile on tree trunk, in tropical rainforest. Danum Valley, Sabah, Borneo, Malaysia.
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Daniel Heuclin / Sunda island pitviper (Trimeresurus insularis) in tree, Komodo Island.
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Nick Garbutt / Sumatran pit viper (Trimeresurus sumatranus) juvenile on trunk. Danum Valley, Sabah, Borneo, Malaysia. Focus stacked image.
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Duncan Murrell / Sri Lankan green pit viper (Trimeresurus trigonocephalus). Laxapana Falls, Sri lanka.
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Duncan Murrell / Sri Lankan Green Pit Viper (Trimeresurus trigonocephalus). Laxapana Falls, Sri lanka.
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Robert Valentic / Vogel's pit viper (Trimeresurus vogeli) male in elevated rainforest habitat within the Bach Ma National Park in central Vietnam. Dry season.
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Robert Valentic / Truong Son Pit Viper (Viridovipera truongsonensis) male, coiled in an ambush posture, Phong Nha-Ke Bang National Park, Quang Binh Province of central Vietnam. Dry season.
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Robert Valentic / Truong son pit viper (Viridovipera truongsonensis) coiled in an ambush posture, Phong Nha-Ke Bang National Park in the Quang Binh Province of central Vietnam. Dry season.
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Lucas Bustamante / Sri Lankan Pit Viper (Trimeresurus trigonocephalus) Sinharaja, Southern Province, Sri Lanka
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Magnus Lundgren / Wild Wonders of China / White-lipped pit viper (Trimeresurus albolabris) Lantau Island, Hong Kong, China
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Magnus Lundgren / Wild Wonders of China / White-lipped pit viper (Trimeresurus albolabris) Lantau Island, Hong Kong, China
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Magnus Lundgren / Wild Wonders of China / Yunnan bamboo pitviper (Trimeresurus stejnegerii yunnanensis) hanging from branch. Wuliangshan Nature Reserve, Jingdong, Yunnan Province, China.
