Trimeresurus popeiorum is a species of venomous pit viper in the family Viperidae. The species is native to northern and northeastern parts of India, Southeast Asia, and parts of Indonesia. Common names include Pope's pit viper, Pope's tree viper, and Pope's bamboo pitviper. Trimeresurus popeiorum preys upon frogs, lizards, birds, and rodents (especially rats and squirrels).Photograph credit: Rushenb