Chen explains. "Many people who think they've seen Feits'uis may actually have seen one of the other two." He offers an easy way of distinguishing among them. The Feits'ui is the biggest, about 5 or 6 cm.
陳世煌說：「許多人說見到翡翠樹蛙，可能看到的是台北或莫氏樹蛙」，他提供了一個容易辨認的方法：「翡翠樹蛙體型最大，吻端到尾部有五、六公分長；莫氏樹蛙身體兩側有很多五彩斑點；台北樹蛙體型最小。」