American Goldfinch, also known as the Wild Canary

A small, vibrant finch with a short conical bill. Breeding males are unmistakable with bright yellow bodies, a black cap, and black wings with white bars. Females and winter males are more olive-brown but retain yellow hints.

Brilliant, saturated lemon-yellow characteristic of a breeding male; monochromatic without banding; pigment is likely carotenoid-based

Densely pennaceous in the upper two-thirds for weather protection; highly plumulaceous (downy) at the base for thermoregulation

Thin, flexible, cream-colored rachis; barbs are tightly packed at the tip and transition to loose, wispy filaments toward the calamus

Silky and soft to the touch; the upper vane has a slight semi-gloss appearance while the base is matte and airy

Body feather, likely originating from the breast or flank region

Bright uniform yellow color, small size, and a significant downy plumulaceous base relative to the pennaceous tip

Open woodlands, weedy fields, floodplains, and residential gardens; particularly attracted to areas with thistles and sunflowers

Year-round resident in much of the northern United States; summer breeding ranges extend into Canada; winter range extends deep into the southern US and Mexico

Primary seed consumer and disperser; acts as a prey species for small raptors like Sharp-shinned Hawks

Yellow Warbler (lacks the same downy base density), Evening Grosbeak (feathers are significantly larger), Yellow-breasted Chat (darker yellow, larger feather)

American Goldfinches are one of the latest-nesting birds, waiting until mid-to-late summer when thistle and milkweed seeds are available to feed their young

The goldfinch is the state bird of Iowa, New Jersey, and Washington; historically appreciated for its song and brilliant color in aviculture

Look for these in late summer near thistle patches or under bird feeders; search for the 'roller coaster' flight pattern in the sky above the collection site

Good condition; the distal barbs show slight separation (splits), but the pigmentation is fresh, suggesting it may have been lost during the post-breeding molt