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Great Horned Owl (also Owl of the Woods, Tiger Owl)
Flight feather; specifically a primary flight feather (remex).

Great Horned Owl (also Owl of the Woods, Tiger Owl)

Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Strigiformes, Family: Strigidae, Genus: Bubo, Species: Bubo virginianus

Family: Strigidae (Typical Owls)

Shape
Asymmetrical vane characteristic of flight feathers, with a broad trailing edge and a narrower, slightly curved leading edge. The tip is rounded.
Size
Approximately 9-11 inches (23-28 cm). Typical for mid-range primaries of a large owl; compared to typical species range of 8-13 inches for remiges.
Rarity
Very Common; one of the most widespread and successful owls in the Americas.
Learn more about Great Horned Owl (also Owl of the Woods, Tiger Owl) in the encyclopedia →

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Description

A large, powerful owl with prominent ear tufts and a white throat patch. The feather reflects the bird's cryptic camouflage, designed to mimic bark and shadows. This primary feather is engineered for silent, stealthy flight to ambush prey at night.

Colour & Pattern

Mottled charcoal grey and tawny-buff. The feather shows distinct, broad dark banding (bars) against a lighter, vermiculated grey-white background. The rachis is creamy white to light tan.

Barb Structure

Pennaceous throughout the main vane with a velvet-like 'pile' on the dorsal surface. The leading edge features subtle serrations (fimbriae) for silent flight. Base of the feather is plumulaceous (downy).

Texture & Surface

Extremely soft and velvety to the touch. The surface is matte rather than glossy to prevent light reflection. Leading edge feels slightly stiff while the trailing edge is exceptionally soft and fringed.

Key Features

Characteristic 'comb' serrations on the leading edge (fimbriae), velvety dorsal texture, and the distinct mottled grey/buff banding pattern.

Habitat

Extremely diverse; includes deciduous and evergreen forests, swamps, deserts, agricultural areas, and urban parks. High adaptability for nesting in old raptor nests or hollow trees.

Geographic Range

Resident throughout North and South America, ranging from the subarctic tundra of Alaska and Canada to the southern tip of South America. Non-migratory.

Ecological Role

Apex nocturnal predator. They control populations of rodents, skunks, and even other raptors. They are an essential part of the forest food web.

Similar Species

Barred Owl (Strix varia) feathers are more purely brown and white with more defined, even banding; Long-eared Owl feathers are much smaller and more orange-toned.

Interesting Facts

Great Horned Owls have a grip strength of up to 300 psi, capable of severing the spine of large prey. Their 'horns' are actually just feather tufts (plumicorns) and have nothing to do with hearing.

Condition Notes

Good to Fair; shows some minor ruffling of the barbs at the tip and some separation of the lower plumulaceous barbs, likely a naturally molted specimen.