Catálogo de las aves uruguayas : anseriformes
1971
Barattini, Luis P. |
Escalante, Rodolfo |
Birds
Birds of the ocean : containing descriptions of all the seabirds of the world, with notes on their habits and guides to their identification
1963
Alexander, W. B. |
Las aves de Costa Rica : gúia para su identificación (Borrador)
1971
Morales, Róger |
Hawaii's seabirds, turtles and seals
1976
Balazs, George H. |
Lista de la aves de Venezuela con su distribución
Phelps, William H. (William Henry) |
Phelps, William Henry |
A key to the birds of the Hawaiian group
1901
Bryan, William Alanson |
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 |
The bird business : a study of the importation of birds into the United States
1977
Nilsson, Greta |