Birds Nighttime

White-faced Whistling-Duck

Dendrocygna viduata

iNaturalist eBird Wikipedia

A social icon of the wetlands, the White-faced Whistling-Duck is instantly recognizable by its striking white mask and haunting three-note whistle. While other ducks sleep, this elegant 'whistler' comes to life under the cover of darkness.

3 Sightings

2 Habitats

Quick Identification

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Size

Length: 38–48 cm (15–19 in); Wingspan: 86–94 cm (34–37 in); Weight: 500–820 g (1.1–1.8 lbs)

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Colors

Distinctive white face and throat with a black crown and nape. Body features a rich chestnut breast, black belly, and finely barred black-and-white flanks. Males and females look identical.

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Key Features

Bright white 'mask' covering the face and throat
Long, dark grey bill and legs
Chestnut-colored breast
Finely barred black-and-white pattern on the sides
Erect, goose-like posture when standing

When You’ll See Them

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Activity pattern Active at night

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Peak hours 6 PM - 5 AM

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Season Year-round, with peak concentrations near water during dry seasons

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Diet Mainly vegetarian, feeding on seeds of grasses and aquatic plants, but they also eat small aquatic invertebrates, mollusks, and crustaceans. They forage by wading in shallows or diving in deeper water.

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Habitat Freshwater lakes, marshes, reservoirs, and flooded grasslands. They are frequently spotted in suburban areas with large ponds or near rice paddies.

Sightings on EverydayEarth

Tau Waterhole

Apr 5, 2026

Three White-faced Whistling-Ducks are foraging in a grassy area near the water's edge. Two birds stay close together on the left side of the frame, pecking at the ground, while a third remains slightly further to the right. They move with slow, deliberate steps while scanning the grass for food.

Tau Waterhole

Apr 5, 2026

A small group of White-faced Whistling-Ducks is gathered near a puddle at the edge of a grassy field. Several birds are foraging in the mud and water, while one bird on the left stretches its wings, revealing its dark plumage and prominent white facial patches.

Tau Waterhole

Apr 2, 2026

A flock of White-faced Whistling-Ducks is gathered on the muddy bank of a waterhole. Most of the birds are resting or preening their feathers in the bright morning sun.

Tau Waterhole

Apr 2, 2026

A large flock of White-faced Whistling Ducks is gathered on the muddy bank of the waterhole. Several birds are resting quietly, while others are seen turning their heads and preening their chestnut-colored feathers in the bright morning sunlight.

Rosie's Pan

Apr 1, 2026

A White-faced Whistling-Duck walks along the dry ground near the edge of a watering hole. It moves from the center-right toward the bottom right of the frame, occasionally pausing to scan its surroundings. Other birds are visible in the background near the water's edge under the soft light of the late afternoon.

Rosie's Pan

Apr 1, 2026

An adult White-faced Whistling Duck stands alert in the shallow water near the grassy bank, guarding several small, downy ducklings. The parent turns its head to monitor the surroundings while the brood swims together among the reeds and along the water's edge.

Behavior

The White-faced Whistling-Duck is a highly gregarious species, often found in large flocks that can number in the hundreds or even thousands. They are most famous for their social 'allopreening' behavior, where individuals nibble and groom the head and neck feathers of their companions to strengthen social bonds. Unlike many other waterfowl, they are primarily nocturnal, spending much of the daylight hours resting and preening on open banks before flying to feeding grounds at dusk.

These birds are exceptionally vocal, earning their name from a clear, three-note whistle ('sir-wi-wi') that they use to maintain contact with the flock. During the flight, the sound of a large group can be heard from a significant distance. They are generally approachable in areas where they are not hunted, and they have adapted well to human-modified landscapes like golf course ponds and agricultural reservoirs.

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Camera Tips

Capturing the White-faced Whistling-Duck requires a camera with excellent low-light or infrared (IR) capabilities, as these birds are most active after sunset. Set your camera to a high-sensitivity motion trigger and consider using 'Hybrid Mode' if available, which captures a high-resolution still followed by a 15-20 second video clip. This is the best way to record their unique three-note whistle and social interactions like mutual preening, which are far more interesting to watch than a simple still image.

For the best perspective, place your camera very low to the ground—approximately 12 inches high—near the water's edge. Look for 'loafing spots' such as flat, muddy banks or sandbars where you see webbed tracks and droppings. Position the camera facing the bank rather than the open water to avoid false triggers from ripples and to ensure the infrared flash illuminates the birds' white facial masks clearly. If you are on private property, scattering a small amount of poultry grain or cracked corn in the shallow water (just 2-3 inches deep) can entice a flock to stay in front of your lens for an extended period.

Audio is a crucial component of the EverydayEarth experience with this species. If your camera has a microphone, ensure it is turned to the highest sensitivity. The whistling calls of this duck are iconic; capturing the sound of a flock arriving at your location in the dark adds a hauntingly beautiful layer to your footage. Because they are social, once one bird lands, many more usually follow, so set your 'PIR Delay' to the shortest possible interval to avoid missing the arrival of the full group.

During the breeding season, these ducks may nest in tall grass or even in tree cavities near water. If you discover a nesting site, do not move the camera too close, as human scent can attract predators. Instead, use a long-range PIR sensor or a telephoto lens setting if your camera supports it. In tropical regions, the best time to capture large numbers is the peak of the dry season when birds concentrate around the last remaining permanent water sources.

Similar Species

Species that look similar or are commonly confused with White-faced Whistling-Duck.

Black-bellied Whistling-Duck

Lacks the white face mask and has a bright pinkish-orange bill and red legs.

Fulvous Whistling-Duck

Uniformly cinnamon-brown body without the white face or black-and-white barred flanks.

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Frequently Asked Questions

White-faced Whistling-Ducks are primarily nocturnal. While they can be seen resting during the day, their peak activity—including foraging, flying, and socializing—occurs from dusk through the night and into the very early morning hours.

If you have a pond or live near a wetland, you can attract them by maintaining a flat, clear bank for them to 'loaf' on. Providing supplemental waterfowl grain in shallow water can also encourage them to visit, though they are most attracted to natural aquatic vegetation.

Their diet consists mostly of seeds from grasses and aquatic plants. They also consume tubers, small mollusks, and aquatic insects which they find by wading in the shallows or diving.

Yes, they are quite adaptable and are frequently found on golf course ponds, suburban park lakes, and near agricultural areas in South America and Sub-Saharan Africa.

The easiest way is the face: the White-faced Whistling-Duck has a stark white mask and a dark bill, whereas the Black-bellied Whistling-Duck has a grey face and a bright pink-orange bill.

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