Likely a large contour or wing feather; exact position cannot be determined from the image.

Uncertain; likely a large waterbird such as a goose or swan. The visible brown coloration is insufficient for a reliable common-name identification.

Kingdom: Animalia; Phylum: Chordata; Class: Aves; Order: undetermined; Family: undetermined; Genus: undetermined; Species: undetermined.

AI-generated identification · may be incorrect

Family: Undetermined; potentially Anatidae (ducks, geese, and swans), but not diagnostic.

Shape: Long and narrow, with a rounded tip and visibly asymmetric vanes, consistent with a flight feather.
Size: Appears roughly 20–25 cm long, estimated from the hand; no scale is provided, so this is approximate.

Learn more about Uncertain; likely a large waterbird such as a goose or swan. The visible brown coloration is insufficient for a reliable common-name identification. in the encyclopedia →

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At a glance

Common name: Uncertain; likely a large waterbird such as a goose or swan. The visible brown coloration is insufficient for a reliable common-name identification.
Scientific name: Kingdom: Animalia; Phylum: Chordata; Class: Aves; Order: undetermined; Family: undetermined; Genus: undetermined; Species: undetermined.
Species: Undetermined (low confidence; image alone does not support species-level identification)
Family: Undetermined; potentially Anatidae (ducks, geese, and swans), but not diagnostic.
Feather type: Likely a large contour or wing feather; exact position cannot be determined from the image.
Shape: Long and narrow, with a rounded tip and visibly asymmetric vanes, consistent with a flight feather.
Size: Appears roughly 20–25 cm long, estimated from the hand; no scale is provided, so this is approximate.

Identified 10/10/2026

This identification was generated by AI and may contain errors. Verify the species before relying on it, never use an identification to judge whether a feather is safe to handle, and check local wildlife laws before collecting or keeping any feather. Read the full disclaimer

Description

A long, brown feather with a pale shaft and distinctly unequal vanes is held against a light fabric background. Its shape suggests a flight feather, but the image lacks diagnostic markings needed to identify the bird.

Colour & Pattern

Uniform dark brown to warm brown, with a paler tan rachis. Lighting and the visible surface do not establish underside coloration or species-specific patterning.

Barb Structure

Mostly smooth, tightly joined pennaceous barbs; the broad vane looks slightly worn or uneven. Barbules cannot be resolved in the image.

Rachis & Barb Pattern

Straight, sturdy, pale central shaft; brown barbs form a broad vane on one side and a narrower vane on the other.

Texture & Surface

Appears matte and fairly firm, with a compact vane; no obvious iridescence or specialized surface structure is visible.

Feather Placement

Possibly from a wing, given its elongated, asymmetric outline; a large body feather remains possible.

Key Features

Notable features are the long asymmetric outline, rounded tip, plain brown vane, and pale rachis; none uniquely identifies a species.

Habitat

Cannot be assigned without a reliable species identification.

Geographic Range

Cannot be assigned without a reliable species identification.

Ecological Role

Cannot be specified without identifying the source species; feathers provide insulation, waterproofing, and aerodynamic surfaces in birds.

Similar Species

Brown feathers from geese, swans, turkeys, hawks, and other large birds can look similar. Pattern, shaft dimensions, feather location, and geographic context are needed to separate them.

Interesting Facts

Feather shape and vane asymmetry can help distinguish flight feathers from body feathers, but many unrelated birds share these traits.

Cultural Significance

Bird feathers have historically been used in art, clothing, fishing flies, and fletching; possession or trade may be regulated, especially for protected species. Identification is needed before assigning cultural significance or legal status.

Field Identification Tips

Photograph both sides beside a ruler, and record where it was found. Compare with regional feather references; avoid collecting feathers where wildlife laws prohibit possession.

Condition Notes

Generally intact; slight vane irregularity and a small tip defect may indicate wear. Overall condition appears fair to good; age and molt stage are indeterminable.