The bird zones on the Birdsong Map, each include twenty birds.
For example, zone one includes
birds numbered 1 - 20.
121 - Katie Coulton
122 - Salli Swindell
123 - Jan Burgwinkle
124 - Sara Koth
125 - Scott Maxwell
126 - Dinara Mirtalipova
127 - Rebecca Buttitta
128 - Cassy Sinchock
129 - Dean Skinner
130 - Napsugar Revesz
