WebThey are large ducks which resemble the wild Muscovy duck (see photo above) but have a varied black & white or brown & White plumage. If you have seen and photographed a Duck, Goose, or Swan and are struggling to identify it then you can email a photograph to us and we will do our best to identify it for you. Web8 Aug 2012 · The world's most endangered waterfowl (ducks, geese, and swans) CHART: The world's most endangered waterfowl. The IUCN Red List of Threatened Species evaluates the conservation status of plant and …
4,313 Spot Billed Duck Images, Stock Photos & Vectors
Web28 Oct 2024 · ABSTRACT. The global abundance of Spot-billed Duck (Anas zonorhyncha) has declined dramatically in recent decades. Ecological information of its wild populations, particularly regarding nest site selection, is scant. We studied the nest site selection and breeding ecology of this duck in Caohai National Nature Reserve, its southernmost … Web21 Oct 2013 · Other species of brood parasite have more elaborate means to acquire lots of food from hosts. The Japanese Horsfield’s hawk cuckoo (Cuculus fugax) has chicks with a bright yellow patch on the underside of each wing that they raise and display when host parents come to the nest (Figure 1).Painting these patches black reduces the level of … blk earnings call
Anas poecilorhyncha Sibley & Monroe, 1990 - GBIF
WebThe eastern spot-billed duck or Chinese spot-billed duck (Anas zonorhyncha) is a species of dabbling duck that breeds in East and Southeast Asia. This species was formerly … Web9 Aug 2024 · The spot-billed duck belongs to the Aves class of animals that all birds belong to. Animals belonging to the Aves class of animals has feathers and beaks or bills. They … WebFor these reasons the species is evaluated as Least Concern. Population size: 150000-1100000. Population trend: Decreasing. Extent of occurrence (breeding/resident): 9,980,000 km 2. Country endemic: No. Attributes. IUCN Ecosystem -- Freshwater biome. IUCN Ecosystem -- Terrestrial biome. Realm - Indomalayan. free archives