1. Bay-breasted Warbler. Male. 



2. Bay-breasted Warbler. Female. 



3. Bay-breasted Warbler. Young. 



4. Chestnut-sided Warbler, Male. 



5. Chestnut-sided Warbler, Female. 



6. Chestnut-sided Warbler, Young. 



ONE-HALF NATURAL SIZE. 



