Location in Oregon
Blue is Winter range - Red is Summer range
Purple is Year-round range - Yellow is Migration range

Acorn Woodpecker

Melanerpes formicivorus - Common, especially in oaks, and gregarious. Its black chin, white rump, and small but conspicuous white wing patch separate it from all other dark-backed woodpeckers except sapsuckers. Call is a series of raucous laughs.