Brendan A Ryan:
Silvery Grebe (Podiceps occipitalis)
Brendan A Ryan:
Great Grebe (Podiceps major)
Brendan A Ryan:
Great Grebe (Podiceps major)
Brendan A Ryan:
White-tufted Grebe (Rollandia rolland)
Brendan A Ryan:
White-tufted Grebe (Rollandia rolland)
Brendan A Ryan:
Lake Duck (Oxyura vittata)
Brendan A Ryan:
South American Tern (Sterna hirundinacea)
Brendan A Ryan:
Dolphin Gull (Leucophaeus scoresbii)
Brendan A Ryan:
Dolphin Gull (Leucophaeus scoresbii)
Brendan A Ryan:
Yellow-billed Pintail (Anas georgica)
Brendan A Ryan:
White-winged Coot (Fulica leucoptera)
Brendan A Ryan:
Red-gartered Coot (Fulica armillata)
Brendan A Ryan:
Red-fronted Coot (Fulica rufifrons)