Mallard (Anas platyrhynchos), female nesting in window

Anas platyrhynchos, Mallard, Mallards, ducks, Anseriformes, animals, birds, duck, animal, bird, female, Germany, Europe, Berlin, nest, outdoor shot, outdoors, in the open, horizontal format, Color Image, Color Images, Colour Image, Colour Images, RM, adult, mature, full-grown, single animal, balconies, balcony, brooding, incubating eggs, human and animal, urban wildlife