White wagtail (Motacilla alba, 白鹡鸰).
They often frequent the ponds, lakes, rivers and wet farmlands of Hunan, and it is easy to miss that ther eare two subspecies residents in Changsha.
The White Siberian wagtail (Motacilla alba ocularis), spotted in the afternoon 20 Jan 2023, has a grey back and black eyestripe. They can be seen here over the colder months, but presumably summer in the far northern climes.
On the other hand, the Amur wagtail (Motacilla alba leucopsis) can be found all year round. This wagtail has a more black feathers on its back but has no eyestripe.
