Down to matching sites. Puts birders around the world in touch with one another.
People can register their willingness to take fellow enthusiasts birding in their part of the world.
Keeps track of the birds you have seen. Lists the birds of any major world area. Covers both birders and caged bird enthusiasts. Site includes chat, message boards, and monthly articles. The North American Bird Reference Book and the Neotropical Migratory Bird Reference Book.