| Example 1 | |
| Date: | |
| Origin: | A mailed featherscan | 
| Location: | Hungary | 
| Age and sex: | |
| Feathers: | Feathers of females (Circus pyargus, C. cyaneus and C. macrourus) | 
| Example 2 | |
| Date: | |
| Origin: | A mailed featherscan | 
| Location: | Hungary | 
| Age and sex: | |
| Feathers: | Wingfeathers of males (Circus aeruginosus, C. pyargus, C. cyaneus and C. macrourus) |