A tiny frog, Raorchestes menglaensis (knonw as the Zhishihe's bubble-nest frog or Mengla small treefrog) is only known from its type locality, Zhishihe in Mengla County.
Only known from its type locality, Zhishihe in Mengla County, it is endemic to Yunnan, China, although it is expected to occur more widely, including adjacent Laos.