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Slekta hører til i underfamilien Svaner og gjess, Anserinae.
Grågås, Anser anser André Karwath aka Aka via Wikicommons, Creative Commons Attribution ShareAlike. | Kortnebbgås, Anser brachyrhynchus "Pink-footed Goose - Anser brachyrhynchus - Heiðagæs" by Omarrun via Flickr, Creative Commons Attribution. |
Snøgås, Anser caerulescens "Snow Goose - Anser caerulescens - Snjógæs" by Omarrun via Flickr, Creative Commons Attribution. | Dverggås, Anser erythropus |
Stripegås, Anser indicus "Streifengans (Anser indicus)" by Arne.list via Flickr, Creative Commons Attribution ShareAlike. |