Iowa Ornithologists' Union =
www.iowabirds.org
Colorado Field Ornithologists (CFO) =
www.cfo-link.org
Denver Field Ornithologists (DFO) =
www.dfobirders.org
The Evergreen Naturalist Audubon Society (TENAS) =
http://www.evergreenaudubon.org
Nebraska Ornithologists' Union =
http://www.noubirds.org/
Big Bluestem Audubon Society (BBAS) =
http://www.bigbluestemaudubon.org/
Birding on the Net =
http://www.birdingonthe.net/
Surfbirds =
www.surfbirds.com
Birdchat = http://listserv.arizona.edu/archives/birdchat.html
Searchable Ornithological Research Library =
http://elibrary.unm.edu/sora/
Bill Schmoker Photos =
http://www.schmoker.org/BirdPics/
Glenn Walbek Photos =
http://www.pbase.com/gwalbek
Ross Silcock's website = New Zealand Land and Pelagic Bird Tours =
http://www.rosssilcock.com/
Birdingpal (international birding contacts) =
www.birdingpal.org
Macaulay Library of Bird Sounds =
http://macaulaylibrary.org/index.do
ABE Books for Used and Rare Books =
http://www.abebooks.com/
Alibris Rare Books =
http://www.alibris.com/
Bookfinder = www.bookfinder.com
