Larus occidentalis

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IOC Classification: Domain: Eukaryota • Regnum: Animalia • Phylum: Chordata • Cladus: Reptilia • Cladus: Archosauria • Classis: Aves • Superordo: Neognathae • Ordo: Charadriiformes • Familia: Laridae • Genus: Larus • Species: Larus occidentalis Audubon, 1839

Wikispecies has an entry on:

Larus occidentalis

Vernacular names [edit wikidata 'Western Gull']

• English: Western Gull
• Ænglisc: Westmǣw
• العربية: نورس غربي
• مصرى: نورس غربى
• български: Западна чайка
• català: gavià occidental
• čeština: racek západní
• Cymraeg: gwylan y Gorllewin
• dansk: Amerikansk Svartbag
• Deutsch: Westmöwe
• Schweizer Hochdeutsch: Westmöwe
• Canadian English: Western Gull
• British English: Western Gull
• Esperanto: Okcidenta mevo
• español: Gaviota occidental, Pato occidental
• eesti: kiltkajakas
• فارسی: کاکایی غربی
• suomi: amerikanmerilokki
• français: Goéland d'Audubon, Goéland d’Audubon
• Frysk: Kalifornyske miuw
• עברית: שחף מערבי
• hrvatski: obalni galeb
• magyar: nyugati sirály
• Bahasa Indonesia: Burung Camar Barat
• Igbo: Western Gull
• italiano: Gabbiano occidentale
• 日本語: アメリカオオセグロカモメ
• lietuvių: vakarinis kiras
• latviešu: rietumu kaija
• македонски: западен галеб
• norsk bokmål: Kaliforniasvartbak
• Nederlands: Californische Meeuw
• Diné bizaad: Eʼeʼaahdę́ę́ʼ tónteel tsídii
• polski: mewa zachodnia
• português: gaivota-de-pés-rosados, gaivota-ocidental
• română: Pescăruș vestic
• русский: Западная чайка
• slovenčina: čajka pláštiková
• svenska: västtrut
• Türkçe: Batı Amerika martısı
• українська: мартин західний, Західний мартин
• Tiếng Việt: Mòng biển phương tây
• 中文: 西美鸥
• 中文（简体）: 西美鸥
• 中文（繁體）: 西美鷗
• 中文（香港）: 西美鷗

• IUCN: Larus occidentalis Audubon, 1839   (Least Concern)

Different views of sitting adult birds

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  injured foot
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  front
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Head

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  eating starfish
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  juvenile

In flight

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  juvenile
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  Juvenile

Behavior

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  attacking an American Coot
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  fighting for mates

Young birds

Sorted by age

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  newly hatched
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  1. day
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  3 weeks old
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  3 weeks old
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  about 3 weeks old
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  about 3 weeks old
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  4 weeks old
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  1st winter
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  2nd year
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  faded 1st summer plumage
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  Subadult (2nd-3rd year), with injured foot
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  Subadult (2nd-3rd year)