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Head portrait of White-lipped Pit Viper (Trimeresurus albolabris). Khao Yai National Park. Thailand.

Head portrait of White-lipped Pit Viper (Trimeresurus albolabris). Khao Yai National Park. Thailand.

Head portrait of White-lipped Pit Viper (Trimeresurus albolabris). Khao Yai National Park. Thailand.