South America

WorldTwitch - Birds of the Neotropical Region - Bird reports and conservation notices from South America, Central America, and the Caribbean.
http://www.worldtwitch.com/new_world.htm

Neotropical Bird Club - UK-based club for birds and birding in South America, Central America, and the Caribbean. Cotinga journal tables of contents and some feature articles, bulletin board, conservation awards, sales, news, and photos.
http://www.neotropicalbirdclub.org/

Xeno Canto - A collection of bird songs from South and Central America. Includes a database of recordings, a forum, links, and FAQs.
http://www.xeno-canto.org/

Bird Links to the World - South America - Extensive links for birding in South America, plus links for each country.
http://www.bsc-eoc.org/links/links.jsp?page=l_sam

Arthur Grosset's Birds - Some photos and notes on mainly South American birds.
http://www.arthurgrosset.com/

Where to Watch Birds - Small list of links to birding places throughout South America.
http://birding.about.com/od/placessa/

Birding the Neotropics - Don Roberson's very detailed site, including 10 personal favorite species.
http://www.montereybay.com/creagrus/neotropics.html

South American Country Comparisons - A summary of families, species, endemics and specialties for 13 South American nations, plus the Falkland Islands.
http://camacdonald.com/birding/Comparisons-SouthAmerica.htm

Neobird - Archives and subscription management of the e-mail group for bird observations in the neotropics.
http://listserv.uh.edu/archives/neobird.html

Fat Birder - South America - Information about birding in each country of the continent and links to birding resources.
http://www.fatbirder.com/links_geo/america_south/