Aythya ferina (Italian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Aythya ferina" in Italian language version.

refsWebsite
Global rank Italian rank
88th place
77th place
1,007th place
182nd place

iucnredlist.org

apiv3.iucnredlist.org

worldbirdnames.org

  • (EN) F. Gill e D. Donsker (a cura di), Family Anatidae, in IOC World Bird Names (ver 9.2), International Ornithologists’ Union, 2019. URL consultato il 30 aprile 2014.