Plate XII 



1. Bay-breasted Warbler, Male. 



2. Bay-breasted Warbler, Female 



3. Bay-ereasted Warbler, Young. 



4. Chestnut-sided Warbler, Male, 



5. Chestnut-sided Warbler, Female. 



6. Chestnut-sided Warbler, Young, 

 (one-half natural size.) 



