List of birds of Oregon (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "List of birds of Oregon" in English language version.

refsWebsite

Global rank English rank

low place

2,041^st place

1,331^st place

low place

886^th place

517^th place

519^th place

316^th place

low place

5,367^th place

2,998^th place

aou.org

"Check-list of North and Middle American Birds". American Ornithological Society. June 29, 2021. Retrieved August 9, 2021.

"NatureServe Explorer 2.0". explorer.natureserve.org. Retrieved 16 November 2022.

"Official Checklist of Oregon Birds - August 2022". Oregon Bird Records Committee. August 2022. Retrieved August 11, 2022.

Marshall, David B.; Hunter, Matthew G.; Contreras, Alan L. (2006). Birds of Oregon: A General Reference. Oregon State University Press. ISBN 0-87071-182-2.

"Common yard birds disappearing in Oregon". The Seattle Times. The Seattle Times Company. June 16, 2007. Retrieved January 12, 2009.