It keep close at h& webbed feet and bills which are then flattened to the greater or even lesser extent. Their feathers come first-class at shedding h2o due to favorite oils. Duck, eider duck & goose feathers & down own yearn been popular for bed cover, pillows, sleeping bags & coats. A members of this personal too use hanker been utilized for food.

When a status of a Anatidae as a personal is straightforward, & there exists little debate astir which mintage properly belong thereto, the relationships of the different tribes & subfamilies in it come badly understood. A list in a pack at correct should exist as regarded just one of numerous imaginable ways of organising a many mintage in the Anatidae.

Classification
Antecedently divided into hexad subfamilies, recent anatomical studies by Livezey (1986; The phyletic analysis of recent Anseriform genera, Auk 103: 737-754) showed that a Anatidae come better treated around nine subfamilies. This classification has been followed by Madge & Burn, Wildfowl (1988):

Dendrocygninae: whistling ducks
Of these pantropic genus, of distinctive long-long-shanked goose-anserine birds: Dendrocygna (whistling ducks, 9 mintage)

Thalassorninae: White-backed Duck
Of these genus around Africa, virtually all closely related to the subfamily Dendrocygninae, though likewise showing convergent similarities to the subfamily Oxyurinae: Thalassornis (White-backed Duck, 1 coinage)

Mute Swan

Anserinae: swans and geese
5 to seven extant genera by using Twenty-seven residing mintage, chiefly cool moderate Northern Hemisphere however as well a select few Southern Hemisphere coinage, by using a swans within two genera (3 genera in occasionally treatments), & a geese within four genera (trio genera in a select few treatments): Coscoroba (Coscoroba Swan, 1 metal money) Cygnus (swans, 7 mintage, Little joe occasionally separated inside Olor) Anser (grey geese, 7 coinage) Chen (white geese, 3 coinage) Branta (black geese, 8 residing coinage) Cereopsis (Cape Barren Goose, 1 mintage, occasionally transferred to Tadorninae) Cnemiornis (New Zealand Geese, extinct)

Stictonettinae: Freckled Duck
the single genus around Australia, once involved in the Oxyurinae, however by using anatomy suggesting a distinct ancient lineage perchance nearest to the Anserinae: Stictonetta (Freckled Duck, 1 mintage)

Plectropterinae: Spur-winged Goose
Of these genus inside Africa, erst involved in the 'perching ducks', however nigher to the Tadorninae: Plectropterus (Spur-winged Goose, 1 coinage)

Tadorninae: shelducks, sheldgeese and steamer-ducks
This class action of big, typically semi-terrestrial waterbird may be seen when intermediate between Anserinae & Anatinae. Recent revision has resulted in a inclusion of Decade extant genera sustaining Twenty-three dwelling metal money (of these probably out) therein subfamily, mostly from either the Southern Hemisphere however two or three in the Northern Hemisphere: Sarkidiornis (Comb Duck, 1 mintage) Pachyanas (Chatham Island Duck, extinct) Tadorna (shelducks, 7 metal money, a single probably extinct) Hymenolaimus (Pink-eared Ducks, 1 residing mintage) Centrornis (Madagascar Sheldgoose, extinct) Alopochen (Egyptian Goose and Mascarene Shelducks, 1 residing coinage) Neochen (Orinoco Goose, 1 metal money) Chloephaga (sheldgeese, 5 coinage) Cyanochen (Blue-winged Goose, 1 metal money) Hymenolaimus (Blue Duck, 1 metal money) Merganetta (Torrent Duck, 1 mintage) Tachyeres (steamer ducks, 4 mintage)

Anatinae: dabbling and diving ducks and moa-nalos
A dabbling duck group, of worldwide distribution, were previously restricted to merely of these or even ii genera, however has today been extended to include Octet extant genera & astir 55 dwelling mintage, including many genera at one time called a "perching ducks": Pteronetta (Hartlaub's Duck, 1 species) Cairina (Muscovy Duck and White-winged Wood Duck, 2 coinage) Aix (Mandarin Duck and Wood Duck, 2 metal money) Nettapus (pygmy geese, 3 metal money) Anas (wigeons, gadwalls, teals, pintails, mallards, shovelers, etc, 40-45 living metal money) Callonetta (Ringed Teal, 1 mintage) Chenonetta (Maned Duck, 1 dwelling metal money) Amazonetta (Brazilian Duck, 1 metal money) A moa-nalos, of which 4 metal money around Trey genera come known up to now, come a peculiar class action of flightless, out Anatidae from either the Hawaiian Islands. Mammoth inside size & by using massive bills, it were believed to become geese, however keep close at hand been shown to become actually super closely related to the genus Anas. It develop evolved fill a ecological niche of turtles, ungulates and other megaherbivores. Chelychelynechen (Turtle-jawed Goose, extinct) Thambetochen (Large-billed Toothed Geese, extinct) Ptaiochen (Small-billed Toothed Goose, extinct) A Sixteen metal money of diving ducks, of worldwide distribution, in Trine genera; Marmaronetta was erstwhile involved by using a dabbling ducks however is today treated on this button, & familial analysis of the probably out Pink-headed Duck of India, previously treated singly around Rhodonessa, has shown that these are better positioned around Netta: Marmaronetta (Marbled Duck, 1 coinage) Netta (Red-crested Pochard and allies, 4 mintage, of these probably out) Aythya (pochards, scaups, etc, 12 species, 1 probably out) Red-crested Pochard

Merginae: eiders, scoters, sawbills and other sea-ducks
There are X extant genera & Xx residing mintage (a single or even 2 out); virtually all of this class action occur in the Northern Hemisphere, however deuce Mergus in the Southern Hemisphere: Chendytes (Diving-geese, extinct) Polysticta (Steller's Eider, 1 species) Somateria (eiders, 3 coinage) Histrionicus (Harlequin Duck, 1 metal money) Camptorhynchus (Labrador Duck, extinct) Melanitta (scoters, 3 metal money) Clangula (Long-tailed Duck, 1 mintage) Bucephala (goldeneyes, 3 coinage) Mergellus (Smew, 1 coinage) Lophodytes (Hooded Merganser, 1 coinage) Mergus (mergansers, 5 mintage, a single out).

Oxyurinae: stiff-tail ducks
The little class action of Quadruplet genera, Trey of the babies monotypic, by using Eighter residing coinage: Oxyura (stiff-tailed ducks, 6 mintage) Biziura (Musk Ducks, 1 dwelling mintage) Heteronetta (Black-headed Duck, 1 metal money)

bg:Патицови da:Egentlige andefugle de:Entenvögel eo:Anasedoj fr:Anatidae fy:Einfûgels it:Anatidi he:ברווזיים nl:Eenden, ganzen en zwanen ja:カモ科 (Sibley) no:Andefamilien nn:Andefamilien pl:Kaczkowate pt:Anatidae fi:Sorsat sv:Egentliga andfåglar