Bird Songs of the Pacific States (CASS) [Cassette]
Sander, Thomas G.
Raptors of the Pacific Northwest
Bosakowski, Thomas; Smith, Dwight G.
Birds of Oregon: A General Reference
Marshall, David B.; Hunter, Matthew G.; Contreras, Alan L.
Bird Songs of the Pacific States (CD)
Bird Songs of the Pacific Northwest (CD)
KELLER, Geoffrey A.; VYN, Gerrit
Handbook of Oregon Birds: A Field Companion to Birds of Oregon
HERLYN, Hendrik G.; CONTRERAS, Alan L.
Birds of Lane County, Oregon
CONTRERAS, Alan L.
Illustrations by Gleason, Barbara
The Prairie Keepers: Secrets of the Zumwalt
Birds of the Inland Northwest and Northern Rockies: Idaho, Eastern Washington & Oregon, West Montana
Nehls, Harry; Denny, Mike; Trochlell, Dave
Birds of the Willamette Valley Region
Nehls, Harry; Aversa, Tom; Opperman, Hal
Birds of Lane County, Oregon: A Seasonal Checklist
Oregon Field Ornithologists
Birds of Jackson County, Oregon: Distribution and Abundance, 5th Edition