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Yellow-shafted Northern Flicker
Primary flight feather (Remex), likely P4 or P5

Yellow-shafted Northern Flicker

Kingdom: Animalia; Phylum: Chordata; Class: Aves; Order: Piciformes; Family: Picidae; Genus: Colaptes; Species: Colaptes auratus

Family: Picidae (Woodpeckers)

Shape
Asymmetrical with a narrower outer vane and wider inner vane; slightly tapered toward the tip with a subtle curve.
Size
Estimated 4.5 to 5.5 inches (11-14 cm) in length; width approximately 0.75 inches. Consistent with the mid-size primary flight feathers of a Northern Flicker.
Rarity
Common; one of the most widespread and frequently encountered woodpeckers in North America.
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Description

The Northern Flicker is a large, brownish woodpecker with a black bib and barred back. The Yellow-shafted variety is named for the brilliant yellow flash seen in the wings and tail during flight. These birds are known for their 'wick-a-wick-a' call and their unique habit of searching for ants in the grass.

Colour & Pattern

Distinctive bright yellow/golden-yellow rachis (shaft) and base of the barbs. The upper portions of the vane are dark brown to brownish-black with large, oval buffy-white or pale cream-colored spots along the trailing edge.

Barb Structure

Strictly pennaceous (tightly interlocked barbs) for aerodynamic efficiency; presence of hooklets providing a cohesive vane. The base shows minimal plumulaceous (downy) barbs.

Texture & Surface

Relatively stiff and smooth texture with a slight waxy gloss. The feather is durable, designed to withstand the stress of rapid flight and occasional foraging in tree cavities.

Key Features

Electric yellow rachis, dark brown vane color, and large, evenly spaced pale spots on the inner vane; highly diagnostic for the Yellow-shafted subspecies.

Habitat

Open woodlands, forest edges, suburban parks, backyards, and occasionally agricultural fields; unlike most woodpeckers, they are frequently seen foraging on the ground.

Geographic Range

Common across Eastern and Central North America, from the treeline in Canada and Alaska, south through the United States to the Gulf Coast.

Ecological Role

Primary cavity nester that creates homes for many other species; they are also significant predators of ants and wood-boring beetle larvae.

Similar Species

Red-shafted Northern Flicker (has reddish rachis), Gilded Flicker (distinctive to the Southwest, smaller, paler brown), and other large woodpeckers like Pileated (lack the yellow shafting).

Interesting Facts

The Yellow-shafted variety (East) and Red-shafted variety (West) interbreed frequently in a 'hybrid zone' that runs through the Great Plains, resulting in birds with orange-tinted feathers.

Condition Notes

Good condition; the vane is mostly intact though there is some minor separation of the barbs at the tip (fraying). No signs of parasitic damage or heavy bleaching.

Yellow-shafted Northern Flicker | Feather Identifier