Booted Warblers with long supercilia: the 1976 Fair Isle bird
01 September 1999
News and comment
In his letter on the Tselinograd warblers (Brit. Birds 90: 152-154), Lars Svensson suggested that we should re-examine British records of Booted Warblers Hippolais caligata with long supercilia, such as the bird trapped on Fair Isle, Shetland, in Augus...
Read More