Field identification of West Palearctic wheatears: pt 2.
01 May 1987
Main paper
Plumage descriptions Northern Wheatear Oenanthe oenanthe. Adult summer and first-summer male Forehead and supercilium white. Lores and ear-coverts black. Crown, nape, mantle, back and scapulars blue-grey or very pale grey. Wings black. Rump and upperta...
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