Coloured Ducks are usually all those domestic and wild ducks with brilliant, colorful plumages. They are not too aggressive and the majority are sociable gregarious ducks that winter in large, mixed concentrations. Coloured Ducks normally frequent shallower and typically smaller, more restricted bodies of water than most diving ducks. They are predominantly crepuscular or nocturnal feeders and prefer bodies of water with an abundance of emergent, floating ad submerged vegetation. Also omnivorous feeders, their varied diet includes quantities of animal prey during the breeding season, and small ducklings are often exceedingly carnivorous. Dimorphism is most pronounced. Males are bigger and more colorful than females. Both sexes have a wide tail that lets them to walk among trees, and sharp claws that enable them to reach high nests. Some of them are: Mandarin Duck (Aix Galericulata), American Wood Duck (Aix Sponsa), Chestnut Teal (Anas Castanea), Pink-Eared Duck (Malacorhynchus Membranaceus), Ringed Teal (Callonetta Leucophrys), African Black Duck (Anas Sparsa), Red-Crested Pochard (Netta Rufina), Baikal Teal (Anas Formosa) and African Pygmy Goose (Nettapus Auritus), Cinnamon Teal (Anas Cyanoptera).