| Adult | |
 | fine grayish bars on underside |
 | white supercilium black auricular patch |
 | dark gray or black crown & nape white supercilium red eye |
| (photo of top of wing needed) | bluish gray on top of wings with darker remiges |
| Juvenile | |
 | brown auricular patch white supercilium orangish yellow iris |
 | white bar on wing coverts |
 | thin white lines bordering dark bands on tail |