Like average amphibians, with its naked skin of no protection by leather and fur, the tree frog is very sensitive to environment pollution by heavy metal, chemicals and acid rain.

• 树蛙和一般两栖类一样，皮肤裸出，没有毛皮的保护，所以对生活环境中重金属、农药与酸雨等污染十分敏感。