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Tawny Owl (Brown Owl)
Flight feather, likely a secondary or tertial remige

Tawny Owl (Brown Owl)

Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Strigiformes, Family: Strigidae, Genus: Strix, Species: S. aluco

AI-generated identification · may be incorrect

Family: Strigidae (Typical Owls)

Shape
Symmetrical vane with a rounded tip, broad outline, and a soft, velvety fringe on the leading edge characteristic of owls.
Size
Approximately 7 to 9 inches long, consistent with a medium-sized owl flight feather. Typical secondaries for this species range 6-10 inches.
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Description

The Tawny Owl is a stocky, medium-sized nocturnal woodland owl with a rounded head lacking ear tufts. Known for its haunting hoarse hoot, it relies heavily on surprise attacks from a perch to catch small mammals and birds.

Colour & Pattern

Muted earth tones featuring alternating bars of warm brown, buff, and creamy white. Melanin-based pigmentation creates a mottled, camouflage vermiculation pattern typical of woodland owls.

Barb Structure

Pennaceous vane structure with specialized velvety, comb-like fringes on the outer edge (pennula) that eliminate air turbulence noise for silent flight; barbs are intact with slight fraying at the tip.

Rachis & Barb Pattern

Strong, central, slightly curved rachis with a matte, pale greyish-brown color. Barbs are dense and angled closely, maintaining a uniform spacing along the shaft.

Texture & Surface

Exceptionally soft and velvety to the touch with a matte, non-reflective surface designed to dampen sound. Lacks the typical stiffness found in diurnal raptor feathers.

Feather Placement

Wing, specifically a secondary flight feather. Determined by the gentle curvature, broad vane, and characteristic owl barring pattern.

Key Features

Soft velvety texture, comb-like leading edge fringe for silent flight, and distinct alternating bars of warm brown and buff-white across a broad, rounded vane.

Habitat

Deciduous and mixed woodlands, mature forests, parks, orchards, and sometimes suburban gardens with old trees suitable for nesting cavities.

Geographic Range

Widespread across temperate Eurasia, ranging from Western Europe across to East Asia, and parts of Northwest Africa. Year-round resident throughout its range.

Ecological Role

Acts as an apex nocturnal predator in woodland ecosystems, helping to regulate small mammal populations such as mice, voles, and rats.

Similar Species

Long-eared Owl (Asio otus) and Short-eared Owl (Asio flammeus), though their flight feathers tend to be narrower and exhibit different barring patterns.

Interesting Facts

Tawny Owls have asymmetrical ear openings hidden under their facial disks, allowing them to pinpoint the exact location of prey in total darkness by sound alone.

Cultural Significance

In European folklore, owls were often associated with wisdom, but the Tawny Owl's eerie call specifically gained a reputation as a harbinger of doom or death in traditional English superstition.

Field Identification Tips

Look for feathers beneath mature cavity trees in woodland habitats, particularly near roosting sites. The velvety texture is an immediate giveaway for an owl species.

Condition Notes

Good condition. Shows minor wear and slight fraying at the extreme tip, consistent with natural use and shedding during molt.

Tawny Owl (Brown Owl) | Feather Identifier