Taxonomic status:

Species status: full species

Your sightings

Related taxa

Highlight taxa in a checklist (shown in red)
none African Bird Club Checklist 2004 (v.0) African Bird Club Checklist August 2005 (v.0) African Bird Club Checklist March 2007 (v.0) African Bird Club Checklist January 2008 (v.0) African Bird Club Checklist May 2009 (v.0) African Bird Club Checklist March 2010 (v.0) American Ornithologists' Union 1st edition (1886) (v.0) American Ornithologists' Union 1st edition (incl. 1st suppl.) (v.0) American Ornithologists' Union 1st edition (incl. 2nd suppl.) (v.0) American Ornithologists' Union 1st edition (incl. 3rd suppl.) (v.0) American Ornithologists' Union 1st edition (incl. 4th suppl.) (v.0) American Ornithologists' Union 1st edition (incl. 5th suppl.) (v.0) American Ornithologists' Union 1st edition (incl. 6th suppl.) (v.0) American Ornithologists' Union 1st edition (incl. 7th suppl.) (v.0) American Ornithologists' Union 2nd edition (1895) (v.0) American Ornithologists' Union 2nd edition (incl. 8th suppl.) (v.0) American Ornithologists' Union 2nd edition (incl. 9th suppl.) (v.0) American Ornithologists' Union 2nd edition (incl. 10th suppl.) (v.0) American Ornithologists' Union 2nd edition (incl. 11th suppl.) (v.0) American Ornithologists' Union 2nd edition (incl. 12th suppl.) (v.0) American Ornithologists' Union 2nd edition (incl. 13th suppl.) (v.0) American Ornithologists' Union 2nd edition (incl. 14th suppl.) (v.0) American Ornithologists' Union 2nd edition (incl. 15th suppl.) (v.0) American Ornithologists' Union 3rd edition (1910) (v.0) American Ornithologists' Union 3rd edition (incl. 16th suppl.) (v.0) American Ornithologists' Union 3rd edition (incl. 17th suppl.) (v.0) American Ornithologists' Union 3rd edition (incl. 18th suppl.) (v.0) American Ornithologists' Union 4th edition (1931) (v.0) American Ornithologists' Union 4th edition (incl. 19th suppl.) (v.0) American Ornithologists' Union 4th edition (incl. 20th suppl.) (v.0) American Ornithologists' Union 4th edition (incl. 21st suppl.) (v.0) American Ornithologists' Union 4th edition (incl. 22nd suppl.) (v.0) American Ornithologists' Union 4th edition (incl. 23rd suppl.) (v.0) American Ornithologists' Union 4th edition (incl. 24th suppl.) (v.0) American Ornithologists' Union 4th edition (incl. 25th suppl.) (v.0) American Ornithologists' Union 4th edition (incl. 26th suppl.) (v.0) American Ornithologists' Union 4th edition (incl. 27th suppl.) (v.0) American Ornithologists' Union 4th edition (incl. 28th suppl.) (v.0) American Ornithologists' Union 4th edition (incl. 29th suppl.) (v.0) American Ornithologists' Union 4th edition (incl. 30th suppl.) (v.0) American Ornithologists' Union 4th edition (incl. 31st suppl.) (v.0) American Ornithologists' Union 5th edition (1957) (v.0) American Ornithologists' Union 5th edition (incl. 32nd suppl.) (v.0) American Ornithologists' Union 5th edition (incl. 33rd suppl.) (v.0) American Ornithologists' Union 5th edition (incl. 34th suppl.) (v.0) American Ornithologists' Union 6th edition (1983) (v.0) American Ornithologists' Union 6th edition (incl. 35th suppl.) (v.0) American Ornithologists' Union 6th edition (incl. 36th suppl.) (v.0) American Ornithologists' Union 6th edition (incl. 37th suppl.) (v.0) American Ornithologists' Union 6th edition (incl. 38th suppl.) (v.0) American Ornithologists' Union 6th edition (incl. 39th suppl.) (v.0) American Ornithologists' Union 6th edition (incl. 40th suppl.) (v.0) American Ornithologists' Union 6th edition (incl. 41st suppl.) (v.0) American Ornithologists' Union 7th edition (1998) (v.0) American Ornithologists' Union 7th edition (incl. 42nd suppl.) (v.0) American Ornithologists' Union 7th edition (incl. 43rd suppl.) (v.0) American Ornithologists' Union 7th edition (incl. 44th suppl.) (v.0) American Ornithologists' Union 7th edition (incl. 45th suppl.) (v.0) American Ornithologists' Union 7th edition (incl. 46th suppl.) (v.0) American Ornithologists' Union 7th edition (incl. 47th suppl.) (v.0) American Ornithologists' Union 7th edition (incl. 48th suppl.) (v.0) American Ornithologists' Union 7th edition (incl. 49th suppl.) (v.0) American Ornithologists' Union 7th edition (incl. 50th suppl.) (v.0) American Ornithologists' Union 7th edition (incl. 51st suppl.) (v.0) American Ornithologists' Union 7th edition (incl. 52nd suppl.) (v.0) American Ornithologists' Union 7th edition (incl. 53rd suppl.) (v.0) American Ornithologists' Union 7th edition (incl. 54th suppl.) (v.0) American Ornithologists' Union 7th edition (incl. 55th suppl.) (v.0) American Ornithologists' Union 7th edition (incl. 56th suppl.) (v.0) American Ornithologists' Union 7th edition (incl. 57th suppl.) (v.0) American Ornithologists' Society 7th edition (incl. 58th suppl.) (v.0) American Ornithologists' Society 7th edition (incl. 59th suppl.) (v.0) American Ornithologists' Society 7th edition (incl. 60th suppl.) (v.0) American Ornithologists' Society 7th edition (incl. 61st suppl.) (v.0) American Ornithologists' Society 7th edition (incl. 61st suppl. and addendum) (v.0) American Ornithologists' Society 7th edition (incl. 62nd suppl.) (v.0) American Ornithologists' Society 7th edition (incl. 63rd suppl.) (v.0) American Ornithologists' Society 7th edition (incl. 64th suppl.) (v.?) American Ornithologists' Society 7th edition (incl. 65th suppl.) (v.?) Avibase taxonomic concepts (current) (v.?) Avibase taxonomic concepts v. 2023 (May 2023) (v.0) Avibase taxonomic concepts v. 2024 (Oct 2024) (v.0) Avibase taxonomic concepts v. 01 (August 2013) (v.0) Avibase taxonomic concepts v. 02 (May 2014) (v.0) Avibase taxonomic concepts v. 03 (March 2015) (v.0) Avibase taxonomic concepts v. 04 (Aug 2016) (v.0) Avibase taxonomic concepts v. 05 (Jan 2017) (v.0) Avibase taxonomic concepts v. 06 (Feb 2018) (v.0) Avibase taxonomic concepts v. 07 (Feb 2020) (v.0) Avibase taxonomic concepts v. 08 (Feb 2021) (v.0) Birdlife checklist version 00 (v.0) Birdlife checklist version 01 (v.0) Birdlife checklist version 02 (v.0) Birdlife checklist version 03 (v.0) Birdlife checklist version 04 (v.0) Birdlife checklist version 05 (Jun 2012) (v.0) Birdlife checklist version 05.1 (Oct 2012) (v.0) Birdlife checklist version 06 (Nov 2013) (v.0) Birdlife checklist version 06.1 (Feb 2014) (v.0) Birdlife checklist version 07 (Jul 2014) (v.0) Birdlife checklist version 08 (Oct 2015) (v.0) Birdlife checklist version 09 (Dec 2016) (v.0) Birdlife checklist version 09.1 (Jun 2017) (v.0) HBW and BirdLife Taxonomic Checklist v2 (Dec 2017) (v.0) HBW and BirdLife Taxonomic Checklist v3 (Nov 2018) (v.0) HBW and BirdLife Taxonomic Checklist v4 (Dec 2019) (v.0) HBW and BirdLife Taxonomic Checklist v5 (Dec 2020) (v.0) HBW and BirdLife Taxonomic Checklist v6 (Dec 2021) (v.0) HBW and BirdLife Taxonomic Checklist v6b (Jul 2022) (v.0) HBW and BirdLife Taxonomic Checklist v7 (Dec 2022) (v.0) HBW and BirdLife Taxonomic Checklist v8 (Dec 2023) (v.?) HBW and BirdLife Taxonomic Checklist v9 (Oct 2024) (v.0) British Ornithologists' Union Checklist (7th edition) (v.0) British Ornithologists' Union Checklist (7th edition, incl. Jan 2009 suppl.) (v.0) Commission internationale pour les noms français des oiseaux (1993, révision 2009) (v.0) Commission internationale pour les noms français des oiseaux (1993) (v.0) Clements 1st edition (v.0) Clements, version 2021 (v.0) Clements, version 2022 (v.0) Clements, version 2023 (v.0) Clements, version 2024 (v.0) Clements 3rd edition (v.0) Clements 4th edition (v.0) Clements 5th edition (as published) (v.0) Clements 5th edition (incl. 2000 revisions) (v.0) Clements 5th edition (incl. 2001 revisions) (v.0) Clements 5th edition (incl. 2002 revisions) (v.0) Clements 5th edition (incl. 2003 revisions) (v.0) Clements 5th edition (incl. 2004 revisions) (v.0) Clements 5th edition (incl. 2005 revisions) (v.0) Clements 6th edition (v.0) Clements 6th edition (incl. 2007 revisions) (v.0) Clements 6th edition (incl. 2008 revisions) (v.0) Clements 6th edition (incl. 2009 revisions) (v.0) Clements 6th edition (version 6.5 incl. 2010 revisions) (v.0) Clements 6th edition (version 6.6 incl. 2011 revisions) (v.0) Clements 6th edition (version 6.7 incl. 2012 revisions) (v.0) Clements 6th edition (version 6.8 incl. 2013 revisions) (v.0) Clements 6th edition (version 6.9 incl. 2014 revisions) (v.0) Clements, version 2015 (v.0) Clements, version 2016 (v.0) Clements, version 2017 (v.0) Clements, version 2018 (v.0) Clements, version 2019 (v.0) eBird version 1.50 (v.0) eBird version 1.52 (v.0) eBird version 1.53 (v.0) eBird version 1.54 (v.0) eBird version 1.55 (v.0) eBird version 2015 (v.0) eBird version 2016 (v.0) eBird version 2017 (v.0) eBird version 2018 (v.0) eBird version 2019 (v.0) eBird version 2021 (v.0) eBird version 2022 (v.0) eBird version 2023 (v.0) eBird version 2024 (v.0) Howard and Moore 2nd edition (v.0) Howard and Moore 2nd edition (incl. ? suppl) (v.0) Howard and Moore 3rd edition (as published) (v.0) Howard and Moore 3rd edition (incl. corrigenda 1.2) (v.0) Howard and Moore 3rd edition (incl. corrigenda 2.1) (v.0) Howard and Moore 3rd edition (incl. corrigenda 3.1) (v.0) Howard and Moore 3rd edition (incl. corrigenda 4) (v.0) Howard and Moore 3rd edition (incl. corrigenda 5) (v.0) Howard and Moore 3rd edition (incl. corrigenda 6) (v.0) Howard and Moore 3rd edition (incl. corrigenda 7) (v.0) Howard and Moore 3rd edition (incl. corrigenda 8) (v.0) Howard and Moore 4th edition (vol. 1-2) (v.0) Howard and Moore 4th edition (incl. corrigenda vol.1-2) (v.0) Handbook of the Birds of the World (vol 1-16) (v.0) Handbook of the Birds of the World Alive (31/01/2015) (v.0) Handbook of the Birds of the World Alive (03/07/2017) (v.0) Handbook of the Birds of the World and Birdlife (Dec 2017) (v.0) Handbook of the Birds of the World and Birdlife (Dec 2018) (v.0) IOC World Bird Names, version 1.0 (v.0) IOC World Bird Names, version 1.1 (v.0) IOC World Bird Names, version 1.5 (v.0) IOC World Bird Names, version 1.6 (v.0) IOC World Bird Names, version 1.7 (v.0) IOC World Bird Names, version 2.0 (v.0) IOC World Bird Names, version 2.1 (v.0) IOC World Bird Names, version 2.2 (v.0) IOC World Bird Names, version 2.3 (v.0) IOC World Bird Names, version 2.4 (v.0) IOC World Bird Names, version 2.5 (v.0) IOC World Bird Names, version 2.6 (v.0) IOC World Bird Names, version 2.7 (v.0) IOC World Bird Names, version 2.8 (v.0) IOC World Bird Names, version 2.9 (v.0) IOC World Bird Names, version 2.10 (v.0) IOC World Bird Names, version 2.11 (v.0) IOC World Bird Names, version 3.1 (v.0) IOC World Bird Names, version 3.2 (v.0) IOC World Bird Names, version 3.3 (v.0) IOC World Bird Names, version 3.4 (v.0) IOC World Bird Names, version 3.5 (v.0) IOC World Bird Names, version 4.1 (v.0) IOC World Bird Names, version 4.2 (v.0) IOC World Bird Names, version 4.3 (v.0) IOC World Bird Names, version 4.4 (v.0) IOC World Bird Names, version 5.1 (v.0) IOC World Bird Names, version 5.2 (v.0) IOC World Bird Names, version 5.3 (v.0) IOC World Bird Names, version 5.4 (v.0) IOC World Bird Names, version 6.1 (v.0) IOC World Bird Names, version 6.2 (v.0) IOC World Bird Names, version 6.3 (v.0) IOC World Bird Names, version 6.4 (v.0) IOC World Bird Names, version 7.1 (v.0) IOC World Bird Names, version 7.2 (v.0) IOC World Bird Names, version 7.3 (v.0) IOC World Bird Names, version 8.1 (v.0) IOC World Bird Names, version 8.2 (v.0) IOC World Bird Names, version 9.1 (v.0) IOC World Bird Names, version 9.2 (v.0) IOC World Bird Names, version 10.1 (v.0) IOC World Bird Names, version 10.2 (v.0) IOC World Bird Names, version 11.1 (v.0) IOC World Bird Names, version 11.2 (v.0) IOC World Bird Names, version 12.1 (v.0) IOC World Bird Names, version 12.2 (v.0) IOC World Bird Names, version 13.1 (v.0) IOC World Bird Names, version 13.2 (v.0) IOC World Bird Names, version 14.1 (v.0) IOC World Bird Names, version 14.2 (v.0) Morony, Bock and Farrand (v.0) Oriental Bird Club (v.0) Peters' Check-list of the Birds (v.0) Peters' Check-list of the Birds (original) (v.0) Peters' Check-list of the Birds (2nd edition) (v.0) Sibley and Monroe (1993) (v.0) Sibley and Monroe (1993, including corrections up to 1998) (v.0) Sibley and Monroe, Birds of the World Version 2.0 (v.0) South American Classification Committee (6/06/2019) (v.0) South American Classification Committee (20/02/2020) (v.0) South American Classification Committee (8/06/2020) (v.0) South American Classification Committee (24/08/2021) (v.0) South American Classification Committee (24/07/2022) (v.0) South American Classification Committee (28/09/2023) (v.?) South American Classification Committee (27/07/2024) (v.?) Zoonomen - Zoological Nomenclature Resource (v.0) Zoonomen - Zoological Nomenclature Resource (v.0)

Other related concepts

• Mareca [falcata x penelope] (hybrid)
• Sibirionetta formosa x Mareca penelope (hybrid)
• Anas crecca x Mareca penelope (hybrid)
• Anas castanea x Mareca penelope (hybrid)
• Anas acuta x Mareca penelope (hybrid)
• Anas georgica x Mareca penelope (hybrid)
• Spatula clypeata x Mareca penelope (hybrid)
• Mareca [penelope x americana] (hybrid)
• Mareca [penelope or americana] (taxon group)
• Aix sponsa x Mareca penelope (hybrid)
• Mareca [penelope x sibilatrix] (hybrid)
• Mareca [penelope x strepera] (hybrid)
• Mareca penelope x Anas platyrhynchos (hybrid)
• Mareca penelope x Spatula querquedula (hybrid)
• Mareca penelope x Netta rufina (hybrid)
• Mareca penelope x Aythya ferina (hybrid)
• Mareca penelope x Aythya fuligula (hybrid)
• Mareca penelope x Melanitta nigra (hybrid)

Other synonyms

See also the taxonomic synonyms table.

Abkhazian: аТрышәас
Arabic: البط الصواي, البط الصواي بط, صواي, صواي أوراسي
Asturian: Coríu Xiblador, Coríu xiblador européu, Coríu Xiblón
Azerbaijani: fitçi, fiyu ördək, Fiyu ördəyi, Marek, Marek ördəyi
Bashkir: ҡашҡа өйрәк, ҡашҡалаҡ, ҡашҡалдаҡ, ҡашҡалтай
Belarusian: Качка-свiцьва, Качка-свіцьва
Bulgarian: Патица свирачка, Фиш
Bengali: ইউরেশীয় সিঁথিহাঁস, দুফযািাওচয ঴াুঁ঳ , রারচ঱য , িআিঈময঱ীয় চ঳ুঁচথ঴াুঁ঳
Bengali (transliteration): dubarākhā'ōri hām̐sa, i'urēśīẏa sim̐thihām̐sa, lālaśira
Breton: An houad penn ruz, Houad penn ruz, Houad penn-ruz
Catalan: Ànec xiualador, Ànec xiulador, Ànec xiulador comú, Piuló, Siulador
Catalan (Balears): Siulador
Valencian: Piuló
Montenegrin: patka zviždarka, zviždara, звиждара, патка звиждарка
Montenegrin (Cyrillic): звиждара, патка звиждарка
Czech: Hvízdák eurasijský, Hvízdák euroasijský
Chuvash: Çут çăмкаллă кăвакал, çут çамкаллă кăвакал, свиязь
Welsh: Chwiw, Chwiwell, Chwiwiad, Wiwell
Danish: Pibeand
German: Europäische Pfeifente, Pfeifente
Greek: (Ευρωπαϊκό) Σφυριχτάρι, Αρμαπάσσιης , Σφυριχτάρι
Greek (Cypriot): Αρμαπάσσιης
Emiliano-romagnolo: Sciorz
English: Eurasian Widgeon, Eurasian Wigeon, European Widgeon, European Wigeon, Widgeon, Wigeon
English, HBW: Eurasian Wigeon
English (IOC): Eurasian Wigeon
English (Kenya): Eurasian Wigeon
English (United States): Eurasian Wigeon
Esperanto: Eŭrazia fajfanaso, Fajfanaso
Spanish: Anade silbon, Anade Silbón, Ánade Silbón, Ánade silbón europeo, Anade Silvón, Pato Cabeciblanco Europeo, Pato europeo, Pato Silbón, Silbon Euroasiatico, Silbon Europeo, Silbón Europeo
Spanish (Cuba): Pato euroasiático
Spanish (Dominican Rep.): Silbón Euroasiátic, Silbon Euroasiatico
Spanish (Spain): Silbón Europeo
Spanish (HBW): Silbón europeo
Spanish (Mexico): Pato Silbón
Spanish (Puerto Rico): Silbón Europeo
Estonian: Viupart
Basque: Ahate txistulari, Ahate txistularia, Ànec xiulador
Evenki: кикэ̄вкӣ, кӣкэ̄вкӣ, кикэ̄гды, кӣкэ̄гды, кикэ̄чэ̄н, куртэн, хигинды, хилтывир, хилтыгир
Persian: گیلار
Finnish: Haapana
Faroese: Ennigul ont, Ennigulont
French: Canard siffleur, Canard siffleur d‘Europe, Canard siffleur d'Europe
Friulian: cjos, masurin sivilot
Frisian: Smjunt
Irish: Lacha rua, Rualacha, rualacha Eorpach
Gaelic: Glas-Lach, Lach-ghlas an Tuath
Galician: Ànec xiulador, Asubiador, Pato asubiador común
Manx: Laagh ruy, Thunnag veg Feie
Haitian Creole French: Faldam etranje
Hebrew: ברווז צהוב מצח, ברווז צהוב-מצח, ברוז צהוב מצח, ברוז צהוב־מצח, צהוב־מצח, צהוב-מצח
Croatian: Patka zviždara, Zviždara
Hungarian: Fütyülo réce, Fütyülõ réce, Fütyülő réce
Armenian: [Penelopa ], Շչան Բադ, Պենելոպա
Indonesian: Itik Bungalan
Icelandic: Rauðhöfðaönd
Italian: Capràss, Fischione, Fischione eurasiatico, Fischione europeo
Modenese: Capràss
Japanese (romaji): Aka-gashira, hidorigamo, Hi-dori-gamo, Hidori-gamo
Japanese: アカガシラ, ヒドリガモ
Japanese (Kanji): 緋鳥鴨, 赤頭
Georgian: თეთრშუბლა იხვი
Mongolian, Halh: гэзэгт нугас
Khakas: Кöгiн öртек
Kazakh: Сарыайдар үйрек
Kazakh (Transliteration): sarı-aydar üyrek
Greenlandic: Qeerlutoornarnaq
Korean: 홍머리오리
Korean (Transliteration): hong-meori-ori
North Karelian: viheltäjäšorša
Cornish: Whewer
Kirghiz: чаар ала өрдөк, чыбырчык өрдөк
Scientific: Anas ferruginea, Anas graminea, Anas penelope, Mareca fistularis, Mareca penelope
Luxembourgish: Päifint
Lithuanian: Capas, Cyplė, Cypukė, Eurazine cyple, Eurazinė cyplė
Latvian: (baltvēderis), Baltvēderis, Švūkšķis
Macedonian: Патка свиркач
Malayalam: ചന്ദനക്കുറി എരണ്ട
Mongolian: гэзэгт нугас, Зээрд алаг нугас, Зээрд нугас
Mongolian (Bichig): ᠵᠢᠬᠡᠷᠳᠠ ᠨᠣᠭᠣᠰᠣ
Mongolian (Bichig, Inner Mongolia): ᠬᠦᠵᠦᠭᠦᠦ ᠣᠯᠠᠪᠢᠷ ᠨᠣᠭᠣᠰᠣ
Mongolian (Cyrillic, Inner Mongolia): Хүзүү улаавар нугас, Хүзүү улаан нугас
Mongolian (Transliteration): khüzüü ulaaŋ nug as, khüzüü ulaavar nug as, zeerd alag nug as, zeerd nug as
Moldavian: Rață fluierătoare
Marathi: तरंग बदक
Malay: Itik Bersiul, Itik Eurasia, Itik Puteri, Itik Wigeon
Maltese: papra ewrasjatika, silfjun, Silfjun Ewropej, Silfjun Ewropew
Nepali: सिन्दुरे हा“स
Dutch: Smient
Norwegian Nynorsk: Brunnakke
Norwegian: Brunnakke, Lyngand, Pipand
Livvi (Olonets Karelian): harmaisorzu
Polish: swistun, Świstun, świstun (zwyczajny), Świstun zwyczajny
Pinyin: chì-jǐng fú, chì-jǐng yā, é-zǐ yā, hóng yā
Portuguese: Piadeira
Portuguese (Portugal): Piadeira, piadeira-europeia
Romansh: Anda da la blassa
Rhaeto-Romance: Anda da la blassa
Romanian: Rață fluierătoare, Rață fluierătpare, Raţă fluierătoare
Russian: Cвиязь, Sviyaz, Свиязь, Свиязь обыкновенная
Yakut: туой баттах, тыйаах
Sardinian: Piberoni
Scots: Glas lach
Northern Sami: Snárttal
Sinhalese (Transliteration): Eurasiya Wijana Seruwa
Slovak: Kačica hvizdárka, kačica hvízdavá, kačica hvizdávka
Slovenian: navadna žvižgavka, Žvigavka, žvižgavka
Albanian: Kryekuqe e madhe
Serbian: patka zviždarka, plovka zviždara, Zviždara, Zviždarka, Звиждарка, Патка звиждарка, Пловка звиждара
Swedish: Bläsand
Swahili: Bata Domo-kijivu
Tamil: Naamathalai Vathu
Tajik: свияз
Thai: เป็ดปากสั้น
Thai (Transliteration): pèt pàak-sân
Turkmen: sakarja ördek
Turkish: Fiyu, Islık-çalan Ördek, Сарыайдар үйрек
Tatar: свиязь-үрдәк, сыбызгы-үрдәк
Tuvinian: Сыгырар өдурек, сыгырар өдүрек
Ukrainian: Свищ, Свищ євразійський
Uzbek: ола қанотли суқсур, олақанот, олақанот суқсур
Vietnamese: Vịt đầu vàng
Chinese: [chi-jing fu], [chi-jing ya], [e-zai ya], [hong ya], 红鸭, 赤頸鴨, 赤颈凫, 赤颈鸭, 鹅仔鸭, 鹅子鸭
Chinese (Traditional): 紅鴨, 赤頸鴨, 鵝子鴨
Chinese (Taiwan, Traditional): 赤頸鴨
Chinese (Taiwan): [chi-jing ya], 赤頸鴨, 赤颈鸭