Click on the state name for the Nifty-Fifty Guide for the selected state. The guide will open in a new window. Each guide contains 50 of the most often observed species for the selected state; including images, description, range maps and songs.
Hear a bird song in your garden that you can't identify? Check this website out! Cornell Lab of Orinthology - This is a great website about birds, including a searchabel database and recorded bird sounds for each one.