A birder at the summit told me this was a tough bird to see. Remember seeing it a few years back at Sierra Nevada Field Station - Yuba Pass.
Located at the dead top of an old growth cedar.
Female at Charlton Flat
The White-headed Woodpecker (Picoides albolarvatus) is a non-migratory woodpecker that resides in pine forests of the mountains of western North America. It has a black body (approximately 20 cm (7.9 in) long) and white head. It has white primary feathers that form a crescent in flight. Males have a red spot at the nape of the neck.