Northern FlickerColaptes auratus
12" (30 cm). A large brownish woodpecker. Brown back with dark bars and spots; whitish or buff below with black spots; black crescent on breast; white rump, visible in flight. Eastern birds ("Yellow-shafted Flickers") have red patch on nape and yellow wing linings; male has black mustache. Western birds ("Red-shafted Flickers") lack nape patch and have salmon-pink wing linings; males have red "mustache."