agriculture duck farming large duck poultry beak face feather goose land large small spur spur wing water wings appearance aquatic-bird Australian Australian-shelduck bird chestnut-breasted-shelduck chestnut-coloured-shelduck color coloring colour colouring dark fairly-large farm-bird fowl goose-like-birds mountain-duck paddle paddling park pied-waterfowl pond public reflecting reflection ripples rippling swimming tadorna-tadornoides urban water-bird water-fowl white white-eye-circle (female) white-neck-collars widespread wild wild-duck wildlife common dark-water domestic white-plumage adult alone animal beautiful close defensive fauna feathers feet flu geese grass gray green grey greylag isolated migratory nature neck orange outside peaking plumage reeds rushes solitary standing tame training UP watching waterbird waterfowl webbed wildfowl wing Australian-white-ibis bare-black-head companions competitive downcurved-bill drake farm farmyard ibis ibis-family odor odorous odour open-farm pest pesty strong-smell threskiornis-moluccus wader wading-bird