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Great Horned Owl
Contour feather (Body feather)

Great Horned Owl

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

Family: Strigidae (Typical Owls)

Shape
Broad, rounded, and symmetrical with a slightly spatulate tip and a convex profile.
Size
Approximately 3.5 to 4.5 inches in length. This size is standard for a medium-to-large body contour feather from the breast or flank of an adult Great Horned Owl.
Rarity
Common; the Great Horned Owl is one of the most widespread and successful raptors in the Americas.
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Description

This feather belongs to a large, powerful owl known for its prominent ear tufts and deep, rhythmic hooting. The bird itself has a thick body, mottled grey-brown plumage, and a striking white throat patch. Their nocturnal nature and specialized feathers allow them to hunt silently.

Colour & Pattern

Mottled and barred pattern. The distal end features dark brown/sooty-black vermiculation and barring over a white to creamy-buff background. The mid-section shows a rich ochre or tawny-buff wash, while the downy base is a neutral charcoal-grey.

Barb Structure

The distal portion is pennaceous with velvet-like barbules for silent flight; the proximal base is highly plumulaceous (downy) with loose, wispy barbs for insulation. Features a 'fringe' of soft pile on the surface.

Texture & Surface

Extremely soft and velvety to the touch. It has a matte finish with a characteristic 'pile' or 'fuzz' on the dorsal surface that functions to dampen sound. The trailing edges are soft rather than stiff.

Key Features

Soft velvety texture, prominent tawny/buff barring, and a large plumulaceous (downy) base. The intricate 'salt and pepper' vermiculation at the tip is diagnostic for this species.

Habitat

Highly adaptable, found in deciduous and evergreen forests, swamps, desert scrub, agricultural areas, and even suburban parks or cities.

Geographic Range

Widely distributed across North and South America, from the subarctic tree line in the north to the southern tip of South America. They are generally non-migratory permanent residents.

Ecological Role

Apex predator. They control populations of rodents, rabbits, and other birds. They are highly successful generalists that indicate a healthy local ecosystem and varied prey base.

Similar Species

Barred Owl (Strix varia) feathers have cleaner, more vertical or horizontal 'bars' without the heavy tawny-ochre wash. Long-eared Owl (Asio otus) feathers are smaller and more delicately patterned.

Interesting Facts

Great Horned Owls have a crushing power in their talons of up to 500 psi. They are one of the few predators that regularly hunt skunks, as they have a very poor sense of smell.

Condition Notes

Good condition. The barbs are mostly intact though beginning to separate at the edges (fraying). There is slight wear at the very tip, and the calamus appears intact, suggesting it was naturally molted.