They have blue-gray, black crown and nape, and white face, underparts. Tail is dark with white corners. Legs and feet are black. Eats spiders,insects, nuts and seeds. Weak fluttering flight, alternates rapid wing beats with periods of wings drawn to sides.
Largely resident from British Columbia, Ontario, and Nova Scotia south to southern California, Arizona, and central Florida. Absent from treeless areas in the Great Plains and semiarid shrub and scrub steppe of the Great Basin. Common and widespread, inhabits mixed deciduous and coniferous forests, and prefers the presence of oak trees. (Ref Springbrook nature center)