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The fulvous whistling-duck is of medium size with a long neck and legs. In South America and Africa, juvenile white-faced whistling ducks are separable from fulvous by their dark crowns, barred flanks and chestnut breasts. Endemicity . Its range north of the Mexican border also has gone through some remarkable changes; oddly, most birders don’t realize the extent of those range shifts. Its breeding range early in this century is thought to have been restricted to Mexico, Texas, and California (Bent 1925 in Johnsgard 1975), but it now breeds (or has bred) in a number of states, including Florida. Most fulvous whistling ducks depart their breeding range in the United States during September and October to wint… The large numbers and huge breeding range mean that this duck is classified by the IUCN as being of Least Concern. Estimated for 2019. In India, the use of tree holes, and even the old nests of raptors or crows, is much more common than elsewhere. [5] Eggs and duckling may be preyed on by mammals, birds and reptiles; one parent may try to distract a potential predator with a broken-wing display while the other adult leads the ducklings away. Their head, neck, and chest are a buffy cinnamon color and their bill is gray. It is sometimes regarded as a pest of rice cultivation, and is also shot for food in parts of its range. Nov 30 - … The eggs hatch in about 24–29 days,[5] The downy ducklings are grey, with paler upperparts,[19] and a white band on the neck,[14] and weigh 22–38 g (0.78–1.34 oz) within a day of hatching. Non-Endemic. Downloads. s Present address: Department of Acquisition and Planning, St. John s Rive r Water Management District, Highway 100W, Palatka, Florida 32178. [5], The fulvous whistling duck is found in lowland marshes and swamps in open, rice fields, flat country, and it avoids wooded areas. Fulvous whistling ducks are social birds that flock together in small family groups. [19] Birds are sexually mature after one year, and the maximum known age is 6.5 years. RANGE: World’s Tropical Regions. [5], This species is usually found in small groups, but substantial flocks can form at favoured sites. Whistling-ducks are a distinctive group of about 8 species of brightly colored, oddly proportioned waterfowl. [30] Hybridization in captivity is more frequent but limited to other species in the genus Dendrocygna. The typical clutch is around ten whitish eggs. [16] The mantle is more darker shade of brown with buff-tipped feathers, the flight feathers and tail are dark brown, and a dark brown to black stripe runs through the center of the crown down the back of the neck to the base of the mantle. Favoured plants include water snowflake, aquatic ragweeds, bourgou millet, shama grass, Cape blue water lily, waxy-leaf nightshade, beakrush, flatsedge and polygonums. The nest, built from plant material and unlined, is placed among dense vegetation or in a tree hole. Infosheet. Graph. [20] It undertakes seasonal movements in response to the availability of water and food. [5] In India, the breeding season is from June to October but peaking in July and August. When seen standing, fulvous whistling ducks look more goose-like, and actually, they are more closely related to geese than ducks. About the Fulvous Whistling Duck Breeding. Listen +3 more audio recordings. It breeds in lowland South America from northern Argentina to Colombia and then up to the southern US and the West Indies.It is found in a broad belt across sub-Saharan Africa and down the east of the continent to South Africa and Madagascar. Ducklings may also eat a few insects. Occurrence. Before taking off in alarm, they often shake their head sideways. Long a resident of southern Texas, it has greatly expanded its U.S. range in recent decades. [16] Observations of the bird outside the nesting season, especially since the 1950s have been recorded in temperate regions as far north as the Mississippi River Basin, eastern Great Lakes region, and along the Pacific and Atlantic Coasts right up to southern Canada. They are distinctive for their long-legged, long-necked, rather chunky appearance. [33], The fulvous whistling duck has expanded its range in the West Indies, and into the southern US. [20] It does not often perch in trees, unlike other whistling ducks. African birds move southwards in the southern summer t… [19] They are noisy and display their aggression towards other individuals by throwing back their heads. [25], Breeding coincides with the availability of water. [7][a] This led to the next available name proposed by French ornithologist Louis Jean Pierre Vieillot in 1816 from a Paraguayan specimen as Anas bicolor. It breeds in lowland South America from northern Argentina to Colombia and then up to the southern US and the West Indies. They are nocturnal feeders that during the day may be found in flocks around lakes and wet paddy fields. bicolor. Body size much smaller than Mallard. Dendrocygna bicolor. [14], The fulvous whistling duck is 45–53 cm (18–21 in) long; the male weighs 748–1,050 g (26.4–37.0 oz), and the female averages marginally lighter at 712–1,000 g (25.1–35.3 oz). Juvenile fulvous whistling ducks are very like young lesser whistling ducks, but the crown colour is still a distinction. They are very vocal while feeding and in flight. The fulvous whistling duck feeds in wetlands by day or night on seeds and other parts of plants. The Fulvous Whistling-Duck is a mix of rich caramel-brown and black, a long-legged and long-necked creature found in warm freshwater marshes across the Americas, Africa, and Asia. Rice is normally a small part of the diet, and a survey in Cuban rice fields found that the plants taken were mainly weeds growing with the crop. [20] Eggs are laid at roughly 24- to 36-hour intervals, starting before the nest is complete, resulting in some losses from the clutch. It has no recognised subspecies, although the birds in northern Mexico and the southern US have in the past been assigned to D. b. helva,[5] described as having paler and brighter underparts and a lighter crown than D. b. [20] The calls of males and females show differences in structure and an acoustic analysis on 59 captive birds demonstrated 100% accuracy in sexing when compared with molecular methods. Usually found in flocks; prefers marshes, marshy ponds, and flooded rice fields. There is no reason to think at this time that this bird species is facing immediate danger. Incubation Period: 24-28 days The fulvous whistling duck has a very large range extending across four continents. Breeding Season: Since the range of the Fulvous Whistling Duck is so large, the breeding season varies. Learn more. In a survey in Florida, all 30 ducks tested carried at least two helminth species; none had blood parasites. It is not normally a mountain species, breeding in Venezuela, for example, only up 300 m (980 ft),[18] but the single Peruvian breeding record was at 4,080 m (13,390 ft). Its food is generally plant material, including seeds, bulbs, grasses and stems, but females may include animal items such as aquatic worms, molluscs and insects as they prepare for egg-laying, which may then comprise up to 4% of their diet. It is usually built on the ground (unlike the Black-bellied whistling duck), in marsh vegetation, and in artificial habitats such as shallowly-flooded rice fields. May 10 - Aug 17. 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