Feather Identifier app iconFeather Identifier
Wood Duck (Carolina Duck)
Contour (Flank / Side Body Feather)

Wood Duck (Carolina Duck)

Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Anseriformes, Family: Anatidae, Genus: Aix, Species: Aix sponsa

AI-generated identification · may be incorrect

Family: Anatidae (Ducks, Geese, and Waterfowl)

Shape
Slightly curved and broad contour feather with a rounded distal tip and fluffy plumulaceous base.
Size
Approximately 2.5 to 3.5 inches (6 to 9 cm) in length, consistent with adult male flank contour feathers.
Learn more about Wood Duck (Carolina Duck) in the encyclopedia →

Found a feather like this?

Identify any feather from a photo, free.

Identify a feather

Description

This exquisite feather comes from the flank of a breeding male Wood Duck, one of North America's most ornate waterfowl. Adult males exhibit an iridescent green-and-purple crest, bold white facial stripes, a rich chestnut breast, and distinctively patterned buff-and-black flank feathers like this specimen.

Colour & Pattern

Striking dual-patterned feather featuring a rich chestnut-cinnamon patch along one side of the upper vane, bounded by a dark border and transitioning into a sharply defined white and black fine vermiculated (wave/flecked) pattern on the opposite edge, with a soft greyish-white downy base.

Barb Structure

The distal portion has well-structured, pennaceous barbs forming the fine vermiculated (wavy patterned) and chestnut areas; the basal half features dense, loose, downy plumulaceous barbs for insulation.

Rachis & Barb Pattern

Central shaft (rachis) is slender, pale cream-white to translucent, moderately flexible, and tapers smoothly toward the tip.

Texture & Surface

Smooth and soft distal vane with a silky feel, shifting down into ultra-soft, fluffy plumulaceous down at the lower shaft.

Feather Placement

Side/flank body feather of an adult male in breeding (alternate) plumage.

Key Features

Distinct contrast between a chestnut-cinnamon wash and brilliant, intricate black-and-white vermiculations on the same contour feather, underlaid by a downy basal tuft.

Habitat

Wooded swamps, flooded forests, freshwater marshes, ponds, beaver ponds, and wooded river margins.

Geographic Range

Breeds across North America from southern Canada throughout the eastern and central US, along the Pacific coast, and winters in the southern US and Mexico.

Ecological Role

Serves as an essential cavity-nesting bird in wetland forest ecosystems, consuming seeds, acorns, aquatic insects, and crustaceans.

Similar Species

Mallard flank feathers (which feature grey vermiculations without the rich chestnut border) and Mandarin Duck feathers (which have distinct orange 'sail' shapes).

Interesting Facts

Wood Ducks are cavity nesters that build nests in hollow trees up to 60 feet off the ground. Newly hatched ducklings leap from these heights to the forest floor just one day after hatching, surviving the drop unharmed due to their light weight and fluffy down.

Cultural Significance

Wood Duck flank feathers are world-famous among fly-fishing tiers, widely regarded as essential materials for classic dry flies like the 'Cahill' and 'Hendrickson' due to their unique coloration and floating qualities.

Field Identification Tips

Look for these feathers near water edges, logs, and beaver lodges in wooded wetlands during late summer to fall when ducks undergo post-breeding molt.

Condition Notes

Fair to good condition; shows light fraying and splitting along the distal barbs, likely from natural shed/molt or handling.