
Great Horned Owl (Bubo virginianus)
Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Strigiformes, Family: Strigidae, Genus: Bubo, Species: Bubo virginianus
Family: Strigidae (Typical Owls)
- Shape
- Asymmetrical vane with a gently curved, rounded tip and a velvety, combed leading edge designed for silent flight
- Size
- Approximately 8 to 10 inches long, consistent with a medium-to-large wing feather of this species, matching the expected size range of 7-12 inches for large owl flight feathers
- Rarity
- Common and widespread throughout its extensive geographic range
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Description
The Great Horned Owl is a powerful and adaptable nocturnal apex predator known for its prominent ear tufts, piercing yellow eyes, and deep hooting call. It is a robust owl with heavily feathered legs and feet, capable of taking prey much larger than itself.
Colour & Pattern
Mottled earthy browns, warm tans, creamy whites, and dark brown or black horizontal barrings providing excellent camouflage against tree bark
Barb Structure
Pennaceous vane with specialized velvety tips on the barbs and a fringe-like, comb-like structure along the leading edge that dampens sound during flight
Texture & Surface
Remarkably soft, velvety, and matte in texture, lacking the typical glossy sheen of diurnal raptor feathers, which helps absorb sound waves for silent flight
Key Features
Velvety texture, specialized comb-like leading edge for silent flight, and bold dark brown and tan horizontal barring on a soft, muted background
Habitat
Incredibly adaptable, found in deciduous, coniferous, and mixed forests, deserts, swamps, tundra edges, agricultural areas, and urban parks
Geographic Range
Widespread throughout the Americas, ranging from the subarctic of North America down through Central America to South America
Ecological Role
Acts as a top nocturnal apex predator helping to control populations of rodents, rabbits, snakes, and other medium-sized mammals and birds
Similar Species
Barred Owl (Strix varia) and Snowy Owl (Bubo scandiacus), distinguished by differing bar width, coloration, and specific velvet fringe patterns unique to larger owls
Interesting Facts
Great Horned Owls can exert a crushing grip force of over 300 pounds per square inch, roughly equivalent to the bite of a large dog, and they are often the primary predator of the skunk due to their poor sense of smell
Condition Notes
Good condition with intact barbs and minimal fraying, showing standard wear consistent with a naturally molted feather found outdoors