yellow-bellied sapsucker woodpecker mid-peck on an evergreen tree in the northwoods

animal beak bellied bill bird black closeup conifer crown environment evergreen feather forest hayward isolated male nature northwoods ornithology outdoors patches pattern perch red sap sapsucker sapwell seeley sphyrapicus spring states stout straight stripe throat tree united upright varius vertical white wild wildlife wing wisconsin woodland woodpecker yellow