The Common Yellowthroat is one of the best known and east to see warblers on Cape Cod. They are frequently found in open fields, swampy thickets, and cattail marshes. It has a cheerful, loud, and easy to identify song. The Common Yellowthroat has olive-green upperparts, a bright yellow throat, and a distinctive black mask. This Yellowthroat was a sunrise singer recently at Crane Wildlife Management Area in East Falmouth.