| ♂ Spring | ♂ Transition | ♂ Winter | ♀ Spring | ♀ Winter |   
| Imm.♂Front | Imm.♂Side | Imm.♂Back | Imm.♀Front | Imm.♀Side | Imm.♀Back | Flying | Act.1 | Act.2 | Act.3 | Act.4 |   

  

The crown feather are molting to white & the edges of the pointed scapulars are
changing from tawny-buff  to white.

  Long-tailed Duck
  Clangula hyemalis
 Male
 Barrow, Alaska
 27 Jun 2014
  
 by John Crawley
 ŠJohn Crawley

The  feathers on crown and back of neck are molting into white feathers for the winter.

  Long-tailed Duck
  Clangula hyemalis
 Male
 Barrow, Alaska
 27 Jun 2014
  
 by John Crawley
 ŠJohn Crawley