单词willow warbler
网络: 柳莺；树串儿；欧柳莺
There are beasts such as mountain mice and hares and birds such as mountain tit, willow warbler. And the amphibian is the Chinese frog.
岳桦林带的兽类高山鼠兔，鸟类有山雀、柳莺等；两栖类有林蛙。