Sentence:  In the fall and winter I shot in the lagoons and in the harbor of Greytown blue-wing and green-wing teal and gadwalls; also sickle-bill curlews, peeps or least sandpipers, and <WSD>brownbacks</WSD> or grass birds. 
Meaning of the word marked with <WSD> tags:  A bird, the dowitcher or red-breasted snipe.