Pine Siskin

The Pine Siskin is a small, streaky brown finch with distinctive yellow flashes in the wings and tail. Known for its acrobatic foraging style and high-pitched, wheezy calls, it travels in active, social flocks.

Dark brownish-gray/black central vane with a distinct, bright yellow tip or edge along the margin, typical of the wing bar markings found in this species

Pennaceous vane with tightly interlocked barbs and barbules near the tip, transitioning to slightly looser barbs near the base

Thin, pale whitish-yellow rachis tapering toward the tip, with fine, densely packed barbs extending at a moderate angle

Smooth, firm, and slightly glossy along the pennaceous vane, with a flexible shaft

Wing (outer flight feather, likely a primary or secondary with characteristic yellow edging)

Small size combined with dark gray-brown coloration and a stark, bright yellow margin or tip on the wing feather

Coniferous and mixed forests, woodlands, weedy fields, and suburban areas with seed-bearing plants

Breeds across Canada, the western United States, and the northeastern US; winters erratically across much of the United States and Mexico

Important seed predator and disperser in coniferous forests, serving as a key food source for small raptors and shrikes

American Goldfinch (Spinus tristis), which has brighter yellow feathers and whiter wing bars, and Lesser Goldfinch (Spinus psaltria)

Pine Siskins are famous for their nomadic, irruptive migration behavior driven by conifer seed crop failures, sometimes flooding backyard feeders by the hundreds

Not traditionally used in major cultural artifacts due to the bird's tiny size and protected status under wildlife laws

Look for small passerine wing feathers displaying the diagnostic combination of dark dusky tones and vivid yellow flash marks in coniferous regions

Good condition, clean vane with intact barbs and no obvious fraying or parasite damage

Olympia, wa