The warbker shown in the link:
http://www.pbase.com/herderdog/warblers

is a juvenile COMMON YELLOWTHROAT, judging from the hint of
a mask, probably a young male.

--
Mike Patterson
Astoria, OR
celata at pacifier.com

In Praise of Urtica
http://www.surfbirds.com/blogs/mbalame/archives/2008/06/urtica20080622.html