Stokes Field Guide To Bird Songs - Eastern Region (CD)
Elliott, Lang; Stokes, Donald; Stokes, Lillian
Peterson Bird Songs Eastern/Central [CD]
Bird Songs of Southeastern Arizona & Sonora, Mexico (CD)
Keller, Geoffrey E.
Shorebirds: A Guide to the Shorebirds of Eastern North America [DVD]
Walton, Richard K.; Dodge, Greg
Watching Warblers: A Video Guide to the Warblers of Eastern North America -DVD
Male, Michael; Feith, Judy
Birds of Brazil Version 2.0: MP3 Sound Collection [CD]
Boesman, Peter
Birds of Mexico: MP3 Sound Collection [CD]
Birds of Venezuela, Version 2.0: MP3 Sound Collection [CD]
Birds of Venezuela [DVD]-Rom
BOESMAN, Peter
LANIUS North American Bird Reference Book, Version 5.0 -CD-Rom
Birds of the Sierra Nevada de Santa Marta, Colombia
KRABBE, Niels
Thayer Birding Software, Version 7. Guide to Birds of North America
THAYER, Peter