右半身がオス、左半身がメスの鳥を目撃

右半身がオス、左半身がメスの鳥を目撃
https://www.nikkei.com/article/DGXMZO4120431013022019000000?channel=DF260120166525&style=1

last-modified: 2020-08-29 10:16:13