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Barn Owl (also known as the Monkey-faced Owl, Ghost Owl, or Church Owl)
Semiplume or Downy Contour feather

Barn Owl (also known as the Monkey-faced Owl, Ghost Owl, or Church Owl)

Kingdom: Animalia; Phylum: Chordata; Class: Aves; Order: Strigiformes; Family: Tytonidae; Genus: Tyto; Species: Tyto alba

Family: Tytonidae (Barn Owls)

Shape
Ovoid and unstructured; lacking a rigid vane, appearing as a fluffy cluster with a rounded overall silhouette.
Size
Estimated 2.5 to 4 cm (1 - 1.5 inches) in length; consistent with body insulation feathers for a medium-sized owl.
Rarity
Common in suitable habitats, though clandestine and nocturnal, making feathers more commonly found than the birds are seen.
Learn more about Barn Owl (also known as the Monkey-faced Owl, Ghost Owl, or Church Owl) in the encyclopedia →

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Description

A delicate, pure white downy feather belonging to the Barn Owl, a medium-sized raptor with a distinctive heart-shaped facial disk. The bird features a mottled tawny-gray back and wings with snowy white to cream underparts. Known for its silent silhouette and eerie screeching call.

Colour & Pattern

Pure snowy white with no visible melanin-based banding or spots; typical for the underparts of several Tyto alba subspecies.

Barb Structure

Plumulaceous (downy); barbs are long, flexible, and lack interlocking barbules (hooklets), creating a soft, air-trapping matrix.

Texture & Surface

Extremely soft, silky, and velvet-like; matte surface designed to absorb sound and provide thermal regulation.

Key Features

Snow-white color, lack of pennaceous (flat) vane section, and exceptional softness characteristic of Strigiformes insulation.

Habitat

Open country, grasslands, agricultural fields, and marshes; nests in hollow trees, cliffs, or man-made structures like barns and belfries.

Geographic Range

Nearly worldwide; found on every continent except Antarctica. In North America, ranges from southern Canada to Mexico.

Ecological Role

Apex predator of small mammals; acts as a natural pest control by consuming thousands of rodents per year.

Similar Species

Snowy Owl (typically larger and denser down), Great Egret (stiffer rachis), or domestic poultry (often have more organized barb structures).

Interesting Facts

Barn Owls have asymmetrical ear openings which allows them to triangulate the exact position of prey in total darkness using sound alone.

Condition Notes

Good condition; barbs appear clean and intact with minimal matting, suggesting it was recently molted or lost.