Duncan Murrell / Bornean keeled pit viper (Tropidolaemus subannulatus) in the Sabangau (peat-swamp) Forest, Central Kalimantan, Indonesia.
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Duncan Murrell / Bornean keeled pit viper (Tropidolaemus subannulatus) in the Sabangau (peat-swamp) Forest, Central Kalimantan, Indonesia.
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Duncan Murrell / Bornean keeled pit viper (Tropidolaemus subannulatus) juvenile in the Sabangau (peat-swamp) Forest, Central Kalimantan, Indonesia.
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Chien Lee / Bornean Pitviper (Trimeresurus borneensis) camouflaged in leaf litter, Bau, Sarawak, Borneo, Malaysia
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Michael D. Kern / Temple / Bornean keeled green pit viper (Tropidolaemus / Trimeresurus subannulatus) captive, from Indonesia, Malaysia and Philippines
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Chien Lee / Bornean Pitviper (Trimeresurus borneensis) camouflaged in leaf litter, Bau, Sarawak, Borneo, Malaysia
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Neil Aldridge / Bornean keeled green pit viper (Tropidolaemus subannulatus) climbing along branch in rainforest, Lower Kinabatangan Segama Wetlands, Sabah, Borneo, Malaysia.
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Neil Aldridge / Bornean keeled green pit viper (Tropidolaemus subannulatus) flicking its tongue, Lower Kinabatangan Segama Wetlands, Sabah, Borneo, Malaysia.
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Neil Aldridge / Tracking shot of Bornean keeled green pit viper (Tropidolaemus subannulatus) head as it flicks its tongue while climbing up a branch in rainforest, Lower Kinabatangan Segama Wetlands, Sabah, Borneo, M...
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Neil Aldridge / Close up of Bornean keeled green pit viper (Tropidolaemus subannulatus) head as it looks around, Lower Kinabatangan Segama Wetlands, Sabah, Borneo, Malaysia.
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Neil Aldridge / Close up of Bornean keeled green pit viper (Tropidolaemus subannulatus) head as it flicks its tongue out, Lower Kinabatangan Segama Wetlands, Sabah, Borneo, Malaysia.
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Lucas Bustamante / Bornean keeled green pit viper (Tropidolaemus subannulatus) portrait, Danum Valley, Sabah, Malaysia.
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Ben Cranke / Bornean keeled pit viper (Tropidolaemus subannulatus) Sabah, Malaysian Borneo