13 cm (5") Fairly common in northeastern North America (Appalachians). Deciduous and mixed undergrowth.
Male: clean cut blue, black, and white bird. Black throat, cheeks and sides. Blue-gray back. White below. Bold white patch on dark wing.
Female and Immature: brownish-olive upperparts. Buffy underparts. White eyebrow stripe. Small whitish wing patch.
Song: husky, lazy, "zur, zur, zur, zree" or "I am so la-zy"; sharp junco-like "dit" call.