Fig. 3
From: Taxonomic status of grey-headed Yellow Wagtails breeding in western China
Variation in male plumage in grey-headed Yellow Wagtails breeding in Xinjiang. Note bluish grey crown and lack of supercilium in a–g, and clean yellow breast and extensive white on throat in most birds. g depicts a breeding bird carrying food to nestlings, while the bird in e carries nest material. h–i illustrate the minority of males in the studied sample that show short supercilia, approaching appearance of some M. f. zaissanensis, cf. Figure 9b. a Mogohu Lake, 15 May 2018 (Per Alström). b Jiyekexiang, 16 May 2011 (Petter Haldén). c Moguhu Lake, 15 May 2018 (Per Alström) d Fukang, 29 June 2019 (Ming Ma). e Shihezi, 10 May 2010 (Jie Xu). f Shihezi, 10 May 2010 (Jie Xu). g Fukang, 22 June 2016 (Ming Ma). h Urumqi 11 May 2018 (Per Alström). i Fukang, 12 May 2018 (Jonathan Martinez)