By far, the most common wintering warbler in NC, Yellow-rumped Warblers, formerly known as "Myrtle Warblers", are affectionately often referred to as "Butterbutts".
Dare Co., NC 10 Dec 2005
Hyde Co., NC 17 Jan 2004
Yellow-rumped Warbler(Dendroica coronata)
Durham Co., NC 10 Feb 2007
This and other Yellow-rumped Warblers were drinking from this melting icicle and from nearby sapsucker wells.