Chilean pintail Chilean pintail The Chilean pintail ("Anas georgica spinicauda"), also known as the golden peck duck or brown pintail, is a subspecies of the yellow-billed pintail ("Anas georgica"), a duck in the dabbling duck subfamily Anatinae. Its local names are "pato jergón grande", "pato maicero" and "pato piquidorado" in Spanish, and "marreca-parda" or "marreca-danada" in Portuguese. The Chilean pintail is one of three subspecies of the yellow-billed pintail, and by far the most numerous and widespread. It is found throughout much of South America from extreme southern Colombia southwards to Tierra del Fuego, as well as in the Falkland Islands. The
Chilean pintail two other subspecies are the smaller South Georgia pintail which is limited to the subantarctic island of South Georgia and which is sometimes considered a separate species, and the extinct Niceforo's pintail, which occurred formerly in central Colombia. Chilean pintails inhabit freshwater lakes, rivers, marshes, lagoons and flooded meadows up to 4600 m above sea level in the puna zone of the Andes. Populations in the northern parts of the range are mainly sedentary; those further south migrate for the austral winter as far north as southern Brazil. Chilean pintails are about 65 cm long. Males weigh 740-830 g and