MCS of male and female wood ducks on water (0:15). MCS of a male pintail on water and taking off (0:10). MCS on a male northern shoveler swimming (0:37). CS on a female ring-necked duck on water (0:17). CS of a male redhead on water (0:07). CS of a male ring-necked duck on water (0:02). CS of female canvasback on water (0:09). CS of a male barrow's golden-eye. CS of a female barrow's golden-eye. CS of a female common golden-eye. MCS of two male barrow's golden-eyes on water, a group of ducks following them (female common golden-eye, male eider and male mallards). MCS of two male barrow's golden-eyes. MCS of a male barrow's golden-eye on water, a female merganser and female barrow's golden-eye join him. MCS of a male barrow's golden-eye with two female common golden-eyes (03:33). MCS on a group of male and female eiders (00:50).