Bill Walker:
Nuttall's Woodpecker
Bill Walker:
Winter Reflections
Bill Walker:
Q: Why did the pipit cross the road?
Bill Walker:
Pied-billed Grebe
Bill Walker:
Mr. and Mrs. Northern Pintail
Bill Walker:
Snow and Ross's Goose
Bill Walker:
Goose Bomb
Bill Walker:
Snow Goose
Bill Walker:
Whose leg is this?
Bill Walker:
Common Moorhen
Bill Walker:
Herring Gull
Bill Walker:
Savannah Sparrow