clapper rail
noun
1- a large greyish rail of American coastal marshes, which has a distinctive clattering rattle-like call长嘴秧鸡。
1.1
- Rallus longirostris, family Rallidae.拉丁名Rallus longirostris,秧鸡科。
词源
from clapper, denoting a device for making a loud clattering sound, with reference to the bird's cry.