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J.Fisher ( www.xeno-canto.org )
The Firecrest is much more rare in western Europe than the Goldcrest. The two species resemble each other, but the Firecrest has an extra white eyestripe, giving it a much more expressive look.
http://en.wikipedia.org/wiki/Regulus_ignicapilla
http://eol.org/pages/1051231/maps