Herman Giethoorn:
Tundra Swans, Cygnus columbianus (9)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (48)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (46)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (19)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (16)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (13)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (8)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (52)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (15)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (60)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (38)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (37)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (34)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (54)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (53)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (68)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (67)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (66)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (65)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (44)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (41)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (40)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (28)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (25)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (24)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (22)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (21)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (43)