With a distribution extending to several continents, the Fulvous Whistling-Duck is nonetheless limited to a few of the southernmost portions of the U.S. Some of these populations are migratory, with movements taking place at night. Fulvous Whistling-Duck pairs are thought to mate for life.
Much remains to be learned about the breeding ecology of the Fulvous Whistling-Duck. While the breeding season is long and it is expected that failed nests are replaced, this needs confirmation. While year-old birds are capable of breeding, it is likewise not known how frequently they actually do breed.
Distinctive species with long neck. Not easily confused with other species.
The Fulvous Whistling-Duck is a tall, long-necked duck with a black bill, reddish-brown underparts, a blackish back with tawny-edged feathers, and a dark stripe along the hindneck. Length: 19 in. Wingspan: 26 in.
Hindneck stripe usually continuous.
Seasonal change in appearance
Similar to adults but paler.
Forages by dabbling and occasionally by diving, as well as grazing on land.
Resident in southern Florida and Texas, and a breeder along most of the Texas and Louisiana coastline and very locally in southern California. It is also resident south to South America, and occurs in Africa and Asia.
Few ducks are as widespread worldwide as Fulvous Whistling-Ducks.
Fulvous Whistling-Ducks are not territorial, and defend only the nest and a small feeding zone.
A squealing, two-syllable whistle is given.
The Black-bellied Whistling-Duck, as the name implies, has a black belly, orange bill and large white wing patch.
The nest is a bowl of grass and aquatic vegetation placed on the ground.
Incubation and fledging:
– Young hatch at 24-26 days.
– Young fledge (leave the nest) shortly after hatching but remain with the adults for some time.