Author
Rosene, Walter M., Sr., 1880-1941et al
116
Iowa Ornithologists' Unionet al
112
Big Bluestem Audubon Society
14
Van Der Linden, Judy
8
Rosene, Walter M., Sr., 1880-1941
7
Shivvers, Rebecca A.
5
Ames Audubon Society
4
BirdLife Malta
4
DuMont, Philip A. (Philip Atkinson), 1903-1996
3
Zonjić, Mate
2
Birkenmajer, Krzysztof (1929– )
1
Brown, Nancy E.
1
Busby, William H.
1
Cubillo-Mora , Jose
1
Dalem, A.A.G Raka
1
Doiron, Paul
1
DuMont, Janetta A.
1
D´'Amico, Enrique
1
Edwards, David C.
1
Fuller, James Let al
1
García-Arias, Sabrina
1
Gauci, Charles
1
Godínez-Peña, Krisshell M.
1
Gresham, Burt
1
Hernández-Castro, Franklin
1
Lowell, Margaret Herdliska
1
Masaki Ogata
1
Praeger, William Emilius
1
Putri, I.A Trisna Eka
1
Rodríguez-San Lee, María J.
1
Soto-Abarca, Nathalia
1
Stagg, Arthur
1
Sultana, Joe
1
Takeshi Mitsuya
1
Widana, I N
1
Yoshiyuki Tanaka
1