National Geographic : 1934 Oct
WILD GEESE, DUCKS, AND SWANS © National Geographic Society NATURE DAUBED THESE DUCKS WITH BOLD, WHIMSICAL STROKES Fantastic is the harlequin, perched on the rock with his mate, while others fly overhead. The pair in the right foreground and the " single" above are American golden-eyes, nicknamed "whistlers" from the sound of their wings. At the left is a cousin, Barrow's golden-eye. Just in front of the rock and flying low over the water are small kinsmen, buffleheads. The male, with broad white bonnet, has a " swelled head" when he erects his feathers.