Results 111 to 120 of about 374 (126)

Black Gyrfalcon in Wisconsin

The Auk, 1938
openaire   +1 more source

White Gyrfalcon in Quebec

The Auk, 1943
openaire   +1 more source

White Gyrfalcon in Alberta

The Canadian field-naturalist, 1937
openaire   +1 more source

Gyrfalcon dwellings built to last

New Scientist, 2009
openaire   +1 more source

Gyrfalcon in Lancaster Co., Pennsylvania

The Auk, 1927
openaire   +1 more source

On the Biology of the Norwegian Gyrfalcon

Ibis, 1945
G. P. Dementiev, N. N. Gortchakovskaya
openaire   +1 more source

White Gyrfalcon (Falco islandus) in Montana

The Auk, 1920
openaire   +1 more source

Gyrfalcon and ptarmigan predator-prey relationship

2017
Ólafur K. Nielsen, Tom J. Cade
openaire   +1 more source

The White Gyrfalcon in New England

The Auk, 1895
openaire   +1 more source

Banding Gyrfalcons (Falco Rusticolus) in Greenland, 1967

Bird-Banding, 1970
openaire   +1 more source