The waterfowls in the Maipo wetland and seven climatic factors closely related to the waterfowls in January,1980—2013were selected to discuss the response relationship between the waterfowl and the climatic factor through the grey correlation analysis method.The results showed that:on the whole,the waterfowls were highly correlated with climatic factors.Among them,the resident birds had stronger adaptability to the area compared with the migratory birds.As time went on,the adaptability of the waterfowls to ...