
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
- Slightly asymmetrical vane with a broad, rounded tip and a soft, velvety fringe along the leading edge
- Size
- Approximately 7 to 9 inches long, consistent with a medium-to-large wing or flank feather of a Great Horned Owl
- Rarity
- Common
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Description
The Great Horned Owl is a powerful and adaptable nocturnal apex predator known for its prominent ear tufts, intense yellow eyes, and deep hooting calls. It possesses an exceptionally powerful grip and preys upon a wide variety of animals, ranging from small rodents to large mammals and birds.
Colour & Pattern
Intricate earth-toned pattern with alternating dark brown and grayish-buff barring, speckled with white and black vermiculations
Barb Structure
Pennaceous vane with specialized velvety plumulaceous fringe along the edges, lacking rigid hooklets on the outermost tips to muffle sound during flight
Texture & Surface
Remarkably soft, matte, and velvety to the touch, lacking the typical stiffness or gloss of diurnal raptor feathers, specialized for sound dampening
Key Features
Soft velvety texture on the edges for silent flight, combined with intricate brown, gray, and white horizontal barring and vermiculation
Habitat
Extremely adaptable, found in deciduous and coniferous forests, deserts, wetlands, urban areas, tundra edges, and agricultural landscapes
Geographic Range
Widespread throughout the Americas, ranging from the Arctic tree line down through South America
Ecological Role
Serves as a top nocturnal apex predator, keeping rodent and small mammal populations in natural balance while providing old nests for other secondary cavity nesters
Similar Species
Barred Owl (Strix varia) and Short-eared Owl (Asio flammeus), distinguished by the coarser, more heavily barred earth tones and larger scale of the Great Horned Owl feather
Interesting Facts
Great Horned Owls are among the earliest nesting birds in North America, often beginning incubation in January or February; their ear tufts are not ears at all, but simply feathers used for communication and camouflage
Condition Notes
Good condition with intact barbs and minimal fraying at the tips, showing typical signs of a naturally molted feather