title: Annam tree frog
text: The Annam tree frog, South China tree toad or Hainan tree toad (Hyla simplex) is a frog from China, Vietnam and Laos. Scientists saw it between 50 and 1500 meters above sea level.
  
  Scientists say this frog is related to the common tree frog.
  
  References
  
  Frogs of Asia