Great Horned Owl (Bubo virginianus)
Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Strigiformes, Family: Strigidae, Genus: Bubo, Species: B. virginianus
Family: Strigidae (Typical Owls)
- Shape
- Broad, asymmetrical vane with a rounded tip and characteristic velvety fringes on the leading and trailing edges
- Size
- Approximately 8 to 10 inches long, consistent with a medium-to-large wing feather of this species
- Rarity
- Common and widespread throughout its extensive natural geographic range
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Description
The Great Horned Owl is a powerful, heavily built apex predator of the night, easily recognized by its prominent ear tufts, striking yellow eyes, and deep hooting call. As a top nocturnal hunter, it possesses specialized soft-edged flight feathers that allow it to swoop down silently upon unsuspecting prey.
Colour & Pattern
Striking barred pattern featuring alternating bands of dark brown, charcoal, grey, and mottled white or buff, typical of the cryptic camouflage coloration found in nocturnal raptors
Barb Structure
Pennaceous vane with specialized, frayed fringe-like barbules (comb-like serrations) that reduce aerodynamic noise for silent flight; intact barbs with strong interlock
Texture & Surface
Remarkably soft, velvety, and matte in texture due to specialized micro-structure (comb-like fringe on barbules) designed to eliminate aerodynamic noise during flight
Key Features
Distinctive dark brown and white barring coupled with uniquely velvety, frayed edges designed for silent flight, separating it from diurnal raptors like hawks and falcons
Habitat
Found in a remarkably diverse range of habitats including deciduous and evergreen forests, deserts, wetlands, agricultural areas, tundra, and urban or suburban parks
Geographic Range
Widespread and abundant year-round across the entire North American continent, extending south through Central America into South America
Ecological Role
Acts as a vital apex nocturnal predator, helping to naturally regulate populations of small to medium-sized mammals, rodents, and other birds in various ecosystems
Similar Species
Barred Owl (Strix varia) and Long-eared Owl (Asio otus), which also feature barred wing feathers but generally lack the specific size and precise coloration profile of the Great Horned Owl
Interesting Facts
Great Horned Owls are among the earliest nesting birds in North America, often beginning incubation in January or February; their grip strength is exceptionally powerful, exerting up to 500 pounds of pressure per square inch
Condition Notes
Good condition with intact barbs and minimal fraying, displaying vibrant natural coloration and no major signs of severe physical damage or fading