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Yellow-billed duck: Iridescent green or blue, bordered white. [4] Bright wing speculums are also known from a number of other birds; among them are several parrots from the genus Amazona with red or orange speculums, [5] though in this case the colors are pigmentary and non-iridescent.
The bill is blackish and the legs and feet are bluish-gray. The iris is bright red in the spring, but duller in the winter. The adult female (hen) also has a black bill, a light brown head and neck, grading into a darker brown chest and foreback. The sides, flanks, and back are grayish brown. The bill is blackish and the legs and feet are ...
Both sexes have pink or red wattles around the bill, those of the male being larger and more brightly colored. [3] [4] Although the Muscovy duck is a tropical bird, it adapts well to cooler climates, thriving in weather as cold as −12 °C (10 °F) and able to survive even colder conditions.
The Cayuga is a medium to heavy duck; standard weights are 3.6 kg (8 lb) for adult drakes and 3.2 kg (7 lb) for ducks. [11]: 440 [12]: 412 The plumage is black with iridescent beetle-green lights; particularly in ducks, some feathers may fade or whiten as the bird ages, which can be a disqualifying fault for showing.
The feet and legs are orange to yellow-orange. The bill is olive green in the male and dull orange with dark markings in the female. The adult male has a darker head and neck. The female is generally lighter-colored than the male and has plain back feathers. A first-year male Hawaiian duck looks like an eclipse-plumaged male mallard.
Palmate feet – Chilean flamingo. Totipalmate feet – blue-footed booby. Western grebe presenting a lobate foot. Lobate feet – a chick of the Eurasian coot. The great crested grebe. The feet in loons [2] and grebes [2] [7] are placed far at the rear of the body - a powerful accommodation to swimming underwater, [7] but a handicap for walking.
The boys are sometimes distinguished by the color of their shirts and baseball caps (with Huey wearing red, Dewey wearing blue, and Louie wearing green). They appeared in many Donald Duck animated shorts, as well as in the television show DuckTales and its reboot , but the comics remain their primary medium.
The mallard (/ ˈ m æ l ɑːr d, ˈ m æ l ər d /) or wild duck (Anas platyrhynchos) is a dabbling duck that breeds throughout the temperate and subtropical Americas, Eurasia, and North Africa. It has been introduced to New Zealand , Australia , Peru , Brazil , Uruguay , Argentina , Chile , Colombia , the Falkland Islands , and South Africa .