The
Black-throated Blue Warbler, Dendroica caerulescens, is a common
warbler in the northeastern US and Canada, easily identified by the
white spot on its wing and its habit of staying primarily in the
understory of the forest. It winters in the Bahamas and the
Caribbean coast of Yucatan and Central America. This bird is in Jenkins Arboretum, Devon, Pennsylvania, during the fall mogration. |