According
to the Wikipedia Japanese, the Greater Painted-snipe that is classified as a
polygamy bird group that inhabiting as a resident bird in the south of Honshu
in Japan, but in the Red List of the Ministry of the Environment it is
classified as an endangered species VU.
ウイキペディアによれば、一妻多夫に分類されるタマシギは日本で本州中部以南に留鳥として生息しているが、環境省のレッドリストでは絶滅危惧種VU分類されている。.
It seems that female began nesting.