Gadwall, Anas strepera
Gadwall, male, 11/5/05, Shoreline Park, Mountain View
All these photos are taken from the viewing platform overlooking Adobe Creek in Shoreline Park, an excellent spot to view and photograph Gadwalls. (The plural can be either "Gadwall" or "Gadwalls;" I had to look it up.)
Gadwall, female, 11/15/07, Shoreline Park, Mountain View
Gadwalls, pair, 11/30/06, Shoreline Park, Mountain View
Gadwalls, pair, flying, 9/25/10, Shoreline Park, Mountain View
Gadwall, female, landing, 11/13/10, Shoreline Park, Mountain View
Gadwall, female, 10/19/06, Shoreline Park, Mountain View
Gadwall, male, 11/14/10, Shoreline Park, Mountain View
Gadwalls, pair, courting, 11/1/10, Shoreline Park, Mountain View
Like most ducks, Gadwalls form pairs in fall, soon after arriving on their wintering grounds.