The Lesser Whistling Duck (Dendrocygna javanica) is a small, tropical freshwater duck with a distinctive appearance. Here are some identification features of this species:
Size: It is a small duck, measuring 40-48 cm in length and weighing about 350-550 grams.
Plumage: The Lesser Whistling Duck has a chestnut-brown head and neck, with a black crown and nape. The upperparts are dark brown with fine white spots, while the underparts are buffy-white. The wings are dark brown, with a white patch on the secondary feathers. The bill and legs are black.
Voice: As the name suggests, this species is known for its whistling calls. The male produces a series of high-pitched, whistling notes, while the female has a softer, more muted call.
Habitat: Lesser Whistling Ducks are found in a variety of wetland habitats, including marshes, swamps, lakes, and ponds. They prefer freshwater habitats, but can also be found in brackish water.
Distribution: The Lesser Whistling Duck is widespread across South and Southeast Asia, from India and Sri Lanka to Indonesia and the Philippines.
Behaviour: These ducks are generally found in small flocks or pairs. They are primarily nocturnal and are known to be excellent swimmers and divers. They feed on a variety of aquatic plants, seeds, and invertebrates.
Conservation status: The Lesser Whistling Duck is listed as Least Concern by the IUCN Red List of Threatened Species, as it is a relatively common and widespread species. However, habitat loss and degradation, hunting, and pollution are potential threats to this species in some areas.
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