I just want to point out there are several really good websites nowadays for bird visual/vocal ID. We are in the internet age!
I'll post some later but if you have your favorite, please post.
really good site. Cornell Ornithology:
http://www.allaboutbirds.org/guide/search (includes multiple versions of calls/songs, video, color patterns and most likely to confuse with")
Common Birds of NE:
http://www.bio.brandeis.edu/fieldbio...CH_COMMON.html (no songs)
for those on iPad/iPod:
http://www.birdjam.com/?osCsid=uggve...qgqko0d6ao4d92