(Boiga kraepelini)
Boiga kraepelini, commonly known as the square-headed cat snake, Kelung cat snake, or Taiwanese tree snake is a species of mildly venomous snake in the family Colubridae. The species is endemic to East Asia and Southeast Asia (Taiwan, China, Vietnam, and Laos). Its specific name, kraepelini, honours Karl Kraepelin, a German naturalist. The common name, Kelung cat snake, refers to its type locality, Keelung in northern Taiwan.