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Birds of the Aleutian Islands, Alaska
Daniel D. Gibson, G. Vernon Byrd · Amer Ornithologists Union
351 sayfa · 2006
Birds & Birdwatching - General / Life Sciences - Zoology - Ornithology / Nature / Alaska / Aleutian Islands
Ecology of Aleutian Canada geese at Buldir Island, Alaska
G. Vernon Byrd · U.S. Dept. of the Interior, Fish and Wildlife Service
18 sayfa · 1983
Canada goose / Ecology
Breeding success and population trends of selected seabirds in Alaska in 1996
G. Vernon Byrd · U.S. Fish and Wildlife Service, Alaska Maritime National Wildlife Refuge
39 sayfa · 1997
Sea birds / Reproduction / Bird populations