adult, Aix sponsa, America; American, animals; animal, bird, birds, call, calling, calls, Canada, Carolina Duck, color, colorful, colors; colours, colour, colourful, communication, day, drake, drakes, duck, ducks, fauna, feathers, habitat, Horizontal, Hurst, Kitchin, Kitchin & Hurst, male, males, molt, natural, nature, no people, North America, North America; North American, one animal, outdoors, Pacific Northwest, plumage; breeding plumage, pond, ponds, spring, talk, talking, Thomas Kitchin, United States; U.S.A.; USA, Victoria Hurst, water, water bird, water birds, waterfowl, wetland, wetlands, wildlife, Wood Duck, Wood Ducks