Distribution and taxonomy of birds of the world
1990
Sibley, Charles G. |
Monroe, Jr., Burt L. |
Birds
Phylogeny and classification of birds : a study in molecular evolution
1990
Sibley, Charles G. |
Ahlquist, Jon E. |
The birds of Alaska
1959
Gabrielson, Ira Noel |
Lincoln, Frederick Charles |
Ducks at a distance ; a waterfowl identification guide
1978
Hines, Bob |
Fifty birds of town and city
1973
Hines, Bob |
Anastasi, Peter A. |
The delta marsh
1971
Hochbaum, Peter Weller |
The ruffed grouse in Ontario
1972
Dawson, J. Blair |