A rare Indian spot-billed duck with pale plumage was recently spotted at Manickapuram tank in Tiruppur district, Tamil Nadu. The Indian spot-billed duck, scientifically known as Anas poecilorhyncha, is a non-migratory breeding duck native to the Indian subcontinent. It is characterized by a red spot at the base of its bill, found in the mainland Indian population. These ducks are residents in freshwater wetlands throughout Pakistan and India, preferring medium-sized wetlands with vegetation cover. They have distinct features including a scaly patterned body, green speculum, and bright orange feet. Their diet primarily consists of grasses and vegetation.
Facts/Terms for UPSC Prelims
- Anas poecilorhyncha: The scientific name of the Indian spot-billed duck, known for its non-migratory nature and distinctive red bill spot.
- Freshwater Wetlands: Ecosystems of freshwater habitats such as ponds, lakes, streams, and marshes where the Indian spot-billed duck resides.
- Speculum: A brightly colored patch on the wings of waterfowl like the Indian spot-billed duck used in display and identification.
- IUCN Red List: The International Union for Conservation of Nature’s list categorizing species’ conservation statuses; the Indian spot-billed duck is listed as “Least Concern.”
- Dabbling Duck: A type of waterfowl that feeds mainly on the surface of the water or by tipping forward in the water to graze on aquatic plants and invertebrates.
