Assertion: wetland | /r/HasProperty | needed by spot-billed duck
Facets:
Source sentences:
text: The wetland is visited[clarification needed] by Eurasian wigeon, mallard, spot-billed duck, northern shoveler, garganey, Eurasian coot, アササギ (asasagi, アササギ), and Eurasian bittern.[citation needed]