
Fulvous Whistling-Duck (Dendrocygna bicolor) is in the Ducks, Geese, and Swans family (Anatidae). Across the U.S., iNaturalist users have logged 2,783 research-grade observations of it in our sample, peaking in April.
Seasonal pattern in the national data: seasonal. Counts also reflect when people are out photographing, so compare months within a state rather than across states.
When to photograph Fulvous Whistling-Duck: observations by month (U.S.)
About Fulvous Whistling-Duck
The fulvous whistling duck or fulvous tree duck (Dendrocygna bicolor) is a whistling duck that breeds across the world's tropical regions in much of Mexico and South America, the West Indies, the southern US, sub-Saharan Africa and the Indian subcontinent. It has mainly reddish brown plumage, long legs and a long grey bill, and shows a distinctive white band across its black tail in flight. Like other members of its ancient lineage, it has a whistling...From Wikipedia via iNaturalist — article, CC BY-SA.
Fulvous Whistling-Duck by state
| State | Observations | Peak month | Main season |
|---|---|---|---|
| Texas | 1,658 | April | Mar–May |
| Florida | 742 | December | Nov–May |
| Louisiana | 206 | April | Dec–Apr |
| California | 80 | July | Jul–Jul |
| Arizona | 30 | November | Nov–Dec |
| Tennessee | 16 | May | Apr–Jul |
| New Mexico | 9 | August | Aug–Aug |
| Alabama | 8 | April | Apr–Apr |
| Arkansas | 6 | July | Jul–Aug |
| Georgia | 5 | August | Aug–Aug |
Main season = months with at least 30% of the state's peak-month count.
Related birds (Ducks, Geese, and Swans)

Mallard
Canada Goose

Wood Duck

Northern Shoveler
Bufflehead
American Wigeon

Hooded Merganser
Ring-necked Duck
Photography tips
- Use a fast shutter (1/2000 s or faster) for birds in flight.
- Focus on the eye and shoot at the bird's eye level.
- Approach slowly and stop if the bird changes behavior; never bait or flush birds.
- Morning activity peaks in the first two hours after sunrise.
FAQ
When is the best time to photograph Fulvous Whistling-Duck?
Nationally, April has the most observations, with the main season from March to May.
Where is Fulvous Whistling-Duck most often seen?
The most observations come from Texas, Florida, Louisiana.