- ADW: American Black Duck (Anas rubripes)
- Includes images, classification, breeding and wintering ranges and habitats, physical appearance, parenting, social behavior, food habits, and status from University of Michigan.
- African Comb Duck (Sarkidiornis melanotos)
- TheBIGZoo explains other names, range, size, appearance, food, habitat, predators, migration, feeding habits, breeding, nesting, and senses.
- All About Birds: Ring-necked Duck (Aythya collaris)
- Range map, pictures, and sounds combine with facts on appearance, size, similar species, breeding and winter ranges, and source of name. From Cornell Lab of Ornithology.
- All About Birds: Wood Duck (Aix sponsa)
- Bird guide contains photographs, sounds, map of range, physical description, status, other names, locations and habitat, similar species, nesting, and general facts.
- American Black Duck (Anas rubripes)
- Describes appearance and size, similar species, range, habitat, food, behavior, reproduction, conservation status, and other names. Also has pictures, sounds, and map of range.
- American Black Duck (Anas rubripes)
- NatureWorks lists classification, characteristics, range, habitat, diet, life cycle, and behavior information.
- Animal Bytes: African Yellow-billed Duck
- SeaWorld.org covers names, description, size, weight, diet, range, habitat, naming, activity, and ecology.
- ARKive.org: Blue Duck (Hymenolaimus malacorhynchos)
- Furnishes other name, size, IUCN classification, physical appearance, range decline, nesting, diet, threats, and New Zealand recovery plan.
- ARKive.org: Ferruginous Duck (Aythya nyroca)
- Information includes other names, status, coloring, populations, breeding habits, social groups, threats and conservation. Offers images and related species.
- Comb Duck
- From Honolulu Zoo, page examines scientific name, physical characteristics, type of habitat, groups, sounds, mating, diet, breeding, nests, and status.
- Ducks
- Short article from Enchanted Learning includes coloring page, history, names, breeds, coloration, and diet.
- Eyton's Tree Duck (Dendrocygna eytoni)
- Describes classification, size, other names, coloring, preferred diet, distribution, predators, behavior, mating season, parenting, and communication. From TheBIGZoo.
- Fulvous Whistling-Duck (Dendrocygna bicolor)
- Includes images, physical description, diet, life cycle, distribution, habitat, and source of name. From NatureWorks.
- Fulvous Whistling-Duck (Dendrocygna bicolor)
- Cornell Lab of Ornithology reports description, general facts, seasonal ranges, habitat, diet, behavior, and status. Includes images, sounds, and range map.
- Harlequin Duck (Histrionicus histrionicus)
- All About Birds guide explains coloration, songs, seasonal range, habitat, diet, general facts, similar species, and status. Offers pictures, sound clip, and map.
- Honolulu Zoo: Redhead Duck
- Scientific name and classification accompany data on appearance, size, current and history locations, feeding and vocal behaviors, development, and population estimates.
- Laysan Duck (Anas laysanensis)
- Species information spans taxonomy, status, coloration of sexes, native and introduced ranges, habitat variances, feeding habits, breeding season, threats, and conservation work.
- Marbled Duck (Marmaronetta angustirostris)
- ARKive.org describes previous name, related species, status, appearance and size, location of three populations, social structure, diet, threats, and conservation efforts.
- NatureWorks: Northern Pintail (Anas acuta)
- Reviews appearance and size, classification, diet, courtship, breeding, range, flocks, behavior, and seasonal habitats.
- Ruddy Duck (Oxyura jamaicensis)
- Brief information from Cornell Lab of Ornithology provides description, images, range map, similar species, sound, seasonal locations, and other names.
- Ruddy Duck (Oxyura jamaicensis)
- Facts from Animal Diversity Web explore appearance, breeding and parenting, range, biomes, life cycle, diet, conservation, predators, and communication.
- Tufted Duck (Aythya fuligula)
- Features European and UK status, physical appearance, range, habitat, diet, parenting, threats, and protection. From ARKive.org.
- White Faced Duck
- Kruger National Park discusses appearance, diet, breeding, social and feeding behavior, habitat, locations, and scientific name.
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