This Tropical Parula Parula pitiayumi nigrilora was found my Mike Creese in early December 2005 at Avenue A, San Antonio, Bexar County, TX; it appears to be wintering, as I got these pics on January 04, 2006:
In the same flock were five or six Golden-crowned Kinglets...
... and a bright male Pine Warbler - it's not often that these three species will be seen in the same flock:
