Range. - Mexican border of the United States, southward.
This species may be identified by the black region around the base of the bill, the white forehead, red crown and nape, yellowish throat, and blackish upper parts, extending in a band across the breast, this variety having the band streaked with white posteriorly. The habits of this variety are the same as the next which is most abundant in the United States.
Range. - California and Oregon.
This bird differs from the last in having fewer white stripes in the black breast band. In suitable localities, this is the most abundant of Woodpeckers on the Pacific coast. They have none of the bad habits of the Red-heads, appear to be sociable among their kind, and are not afraid of mankind. It nests indifferently in all kinds of trees at any height from the ground, laying from three to seven eggs. Size 1.00 x .75. This species has the habit of storing food for future use developed to a greater extent than any other of the family. They sometimes completely honeycomb the exterior surface of decayed trees, with holes designed to hold acorns.
Range. - Southern Lower California.
This variety differs from the others in being slightly smaller and in having the white band on the forehead narrower. Its nesting habits are the same, but the eggs average smaller. Size .95 x .75.