Birds Most active at dawn and dusk

Fulvous Whistling-Duck

Dendrocygna bicolor

iNaturalist eBird Wikipedia

With its elegant long neck and warm cinnamon plumage, the Fulvous Whistling-Duck is a social wanderer of the world's wetlands. Known for its melodic whistling call and lifelong partnerships, this striking bird is a favorite for backyard observers near the water's edge.

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Quick Identification

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Size

45-53 cm (18-21 in) long; 85-93 cm (33-37 in) wingspan; 700-1,000 g (1.5-2.2 lbs)

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Colors

Rich tawny or cinnamon-brown body, dark brown back with buff scalloping, blue-grey bill and legs, white stripe on flanks

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Key Features

Upright, long-necked silhouette with long blue-grey legs
Creamy-white 'racing stripe' along the side of the body
Uniformly cinnamon-colored underparts and neck
White 'V' shape on the rump visible during flight

When You’ll See Them

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Activity pattern Most active at dawn and dusk

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Peak hours 6-9 AM, 5-10 PM

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Season Year-round in tropical areas; March-September in northern breeding ranges

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Diet Primarily herbivorous, feeding on seeds of aquatic plants, grasses, and agricultural grains like rice; occasionally consumes small aquatic insects.

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Habitat Shallow freshwater wetlands, flooded grasslands, rice paddies, and marshes with plentiful emerging vegetation.

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Where Does the Fulvous Whistling-Duck Live?

The Fulvous Whistling-Duck is a true global traveler, native to tropical and subtropical regions across four continents. It maintains a strong presence in the southern United States, Mexico, and South America, while separate populations thrive across sub-Saharan Africa and the Indian subcontinent. Because they are highly nomadic and follow seasonal rainfall, these ducks are known to appear unexpectedly in new wetland areas far from their core breeding grounds.

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8 Countries

45.2M km² Range

Least Concern Conservation

US United States MX Mexico BR Brazil AR Argentina IN India ZA South Africa NG Nigeria ET Ethiopia

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iNaturalist / Verified observation data

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Behavior

The Fulvous Whistling-Duck is a highly social and gregarious waterfowl, often found in large, noisy flocks. Unlike many other duck species, these birds form strong pair bonds that often last for life, and both parents share the responsibilities of incubating eggs and raising their young. They are named for their distinctive, multi-syllabic whistling call, which they use frequently to communicate with the flock while in flight or when startled.

These ducks are primarily nocturnal or crepuscular, meaning they are most active during the night and the hours surrounding dawn and dusk. During the day, they can be seen resting in large groups on muddy banks or in shallow water, often standing tall on their unusually long legs to scan for predators. They are generally peaceful but can be quite chatty, filling the air with soft whistles as they interact with one another.

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Camera Tips

To capture high-quality footage of the Fulvous Whistling-Duck, position your camera at a low angle, roughly 6 to 12 inches above the ground. These ducks spend significant time standing on muddy banks or wading in very shallow water, so a low-profile setup will provide an intimate, eye-level perspective of their unique long-necked silhouette. If you have a backyard pond or a marshy edge, mounting the camera on a short stake near the water's edge is ideal.

Because this species is primarily active during the 'golden hours' and throughout the night, ensure your camera has excellent infrared night vision or low-light sensors. They are most likely to visit feeding sites between dusk and dawn. If you are using a trigger-based camera, set it to record video clips of at least 15-20 seconds. Since they travel in flocks, a single photo will often miss the social interactions and the 'follow-the-leader' behavior typical of the species.

While they don't visit traditional bird feeders, you can encourage them to stay within your camera's frame by ensuring there is a clear patch of shallow, muddy water or by providing a low-profile water feature. They are highly attracted to areas with aquatic vegetation or spilled grain. In suburban areas near wetlands, they may visit flooded lawns after heavy rain, making these temporary 'puddles' excellent spots for a temporary camera placement during the wet season.

Similar Species

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

Black-bellied Whistling-Duck

Has a bright pink bill and a black belly, whereas the Fulvous has a grey bill and tawny underparts.

West Indian Whistling-Duck

Larger and darker with heavy spotting on the flanks, unlike the uniform cinnamon of the Fulvous.

Cinnamon Teal

Much smaller with a typical 'duck' shape; lacks the long neck and long legs of the whistling-duck.

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Frequently Asked Questions

Fulvous Whistling-Ducks are primarily crepuscular and nocturnal. They are most active at night and during the twilight hours of dawn and dusk when they fly from roosting sites to their feeding grounds.

These ducks are attracted to shallow, still water and flooded areas with plenty of vegetation. If you live near a wetland, maintaining a shallow pond edge or providing a source of grain near the water can encourage them to visit.

Their diet consists mainly of seeds from aquatic plants and grasses. They are also known to forage in agricultural fields for rice, wheat, and other grains, occasionally supplementing their diet with small insects or snails.

They are common in suburban areas that are adjacent to wetlands, golf course ponds, or flooded agricultural land. They are less likely to be found in dry, urban environments without significant water sources.

The Fulvous Whistling-Duck has a tawny/cinnamon-colored belly and a grey bill, whereas the Black-bellied Whistling-Duck has a distinctly black belly, a bright pink bill, and a bold white wing patch.

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