The world of the Canada goose
1968
Van Wormer, Joe |
North America
High target_ide and an east wind : the story of the Black Duck
1954
Wright, Bruce S. |
Song of the North Wind : a story of the Snow Goose
1974
Johnsgard, Paul A. |
The Canvasback on a prairie marsh
1959
Hochbaum, H. Albert |
Prairie ducks : a study of their behavior, ecology and management
1955
Sowls, Lyle K. |
The ducks, geese and swans of North America : a vade mecum for the naturalist and the sportsman
1957
Kortright, Francis H. |
Ducks, geese and swans of North America
1978
Bellrose, Frank C. |
Kortright, Francis H. |
The hawks of North America : their field identification and feeding habits
1935
May, John Bichard |
The illustrated encyclopedia of American birds
1944
Hausman, Leon Augustus |
Birds in peril : a guide to the endangered birds of Canada and the United States
1977
Mackenzie, John P. S. |