Herman Giethoorn:
Tundra Swans, Cygnus columbianus (4)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (7)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (9)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (11)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (12)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (17)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (23)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (31)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (32)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (40)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (44)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (45)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (46)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (51)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (58)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (60)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (71)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (76)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (79)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (31)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (30)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (4)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (3)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (9)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (18)
Herman Giethoorn:
Tundra Swans, Cygnus columbianus (15)