Fig. 9
From: Taxonomic status of grey-headed Yellow Wagtails breeding in western China
M. f. zaissanensis males. The bird in a has a typical plumage shown by most studied males in this population, while the bird in b has a rather poorly developed white supercilium. a Kalawu Tekele Lake, 19 May 2011 (Alexander Hellquist). b Kalawu Tekele Lake, 19 May 2011 (Peter Schmidt)