Thực đơn
Chloephaga melanoptera Tham khảoThực đơn
Chloephaga melanoptera Tham khảoLiên quan
Chloephaga Chloephaga picta Chloephaga poliocephala Chloephaga hybrida Chloephaga melanoptera Chloephaga rubidicepsTài liệu tham khảo
WikiPedia: Chloephaga melanoptera http://www.birds.cornell.edu/clementschecklist/dow... http://www.iucnredlist.org/details/22679972/0