Taxa: Branta hutchinsii (Anser hutchinsii), Branta hutchinsii asiatica (Branta canadensis asiatica), Branta hutchinsii hutchinsii (Branta canadensis hutchinsi), Branta hutchinsii leucopareia (Branta canadensis leucopareia), Branta hutchinsii minima (Branta canadensis minima), Branta hutchinsii taverneri (
... (show all)Branta canadensis taverneri)