Tufted ducks are quite common at wetland centres. Like most wetland birds when they have finished preening they will invariably flap their wings. It's just a case of being in the right position. Canon EOS-1D X with 500mm f/4L IS lens and 1.4 converter.
Ref: Tufted Duck-2014-08
Location: London Wetland Centre
Photographer: Brian Sugden