Woodpeckers:

Northern Flicker
Colaptes auratus

Gilded Flicker
Colaptes chrysoides

Pileated Woodpecker
Dryocopus pileatus

Golden-fronted Woodpecker
Melanerpes aurifrons

Red-bellied Woodpecker
Melanerpes carolinus

Red-headed Woodpecker
Melanerpes erythrocephalus

Acorn Woodpecker
Melanerpes formicivorus

Lewis's Woodpecker
Melanerpes lewis

Gila Woodpecker
Melanerpes uropygialis

White-headed Woodpecker
Picoides albolarvatus

Black-backed Woodpecker
Picoides arcticus

Arizona Woodpecker
Picoides arizonae (Picoides stricklandi)

Red-cockaded Woodpecker
Picoides borealis

Nuttall's Woodpecker
Picoides nuttallii

Downy Woodpecker
Picoides pubescens

Ladder-backed Woodpecker
Picoides scalaris

Three-toed Woodpecker
Picoides tridactylus

Hairy Woodpecker
Picoides villosus

Red-naped Sapsucker
Sphyrapicus nuchalis

Williamson's Sapsucker
Sphyrapicus thyroideus

Yellow-bellied Sapsucker
Sphyrapicus varius

Ivory-billed Woodpecker
Campephilus principalis

Red-breasted Sapsucker
Sphyrapicus ruber