http://compstat.wharton.upenn.edu:8001/~siler/birding.html
Birding on the Web is a fairly comprehensive site dedicated to the love of bird watching. Here you will find daily updates on 'hot birds' that you can see, organized by date and region, recent postings from a variety of birding and/or migration mailing lists including, but not limited to, 'Bird Chat,' 'SeaBird,' 'Avifauna,' 'MarVaDel-L,' 'EuroBirdNet' and 'Leps-L', a link to the Usenet newsgroup rec.birds, many photographs of birds, some newsletters, a variety of birding FAQs, descriptions of different birdwatching tools, including books, videotapews, and CD-ROMs, bird societies' announcements, and a myriad of checklists from all around the world. There are links to other interesting related Internet sites here as well.