learn bird songs

chipping sparrow: http://www.learnbirdsongs.com/birdsong.php?id=11

chickadee: http://www.learnbirdsongs.com/birdsong.php?id=12

robin: http://www.learnbirdsongs.com/birdsong.php?id=1

cardinal: http://www.learnbirdsongs.com/birdsong.php?id=3

blue jay : http://www.learnbirdsongs.com/birdsong.php?id=5

yellow warbler: http://www.learnbirdsongs.com/birdsong.php?id=17

goldfinch: http://www.learnbirdsongs.com/birdsong.php?id=23

rose breasted grosbeak: http://www.learnbirdsongs.com/birdsong.php?id=36 similar to robin

slate colored junco: http://www.learnbirdsongs.com/birdsong.php?id=37