Harlequin Duck, Harlequin Ducks, Harlequin Duck drake, Histrionicus histrionicus, duck, ducks, Sea Ducks, waterfowl, bird, birds, wildlife, fauna, Washington, Olympic National Park, Water, stream, river, Elwha river, Horizontal, Drake, Male, Males, Colorful birds, Colorful bird, Colorful, Female, Hen, two, pair, couple, Females, Hens