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Great Horned Owl (Bubo virginianus)
Body contour feather with semiplume base, likely from the breast or flank

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
Symmetrical vane with a broadly rounded tip and a soft, fluffy base
Size
Approximately 4-6 inches long, consistent with large body contour or flank feathers of this species
Rarity
Common (widespread, adaptable, and regularly encountered throughout its massive range)
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Description

The Great Horned Owl is a powerful and adaptable nocturnal apex predator known for its prominent ear tufts, striking yellow eyes, and deep, resonant hooting. It is one of the largest owls in the Americas, featuring heavily barred plumage that provides perfect camouflage against tree bark.

Colour & Pattern

Muted earth tones with alternating horizontal barring of dark charcoal-brown and greyish-white, creating an effective camouflage pattern

Barb Structure

Pennaceous at the tip transitioning smoothly into a very plumulaceous, fluffy base with loose barbs and no rigid interlocks

Texture & Surface

Extremely soft and velvety to the touch with matte finish, lacking the stiff waterproofing oils of waterbirds, contributing to completely silent flight

Key Features

Distinctive grey and brown horizontal barring combined with an exceptionally soft, velvety texture and a fluffy, plumulaceous base characteristic of nocturnal raptors

Habitat

Incredibly adaptable, inhabiting dense forests, deserts, wetlands, tundras, agricultural areas, and urban parks

Geographic Range

Widespread throughout the Americas, ranging from the sub-Arctic of North America down through Central America to South America

Ecological Role

Apex nocturnal predator that helps regulate populations of rodents, rabbits, and other small mammals, serving as a key indicator of a healthy, balanced ecosystem

Similar Species

Barred Owl (Strix varia) and Snowy Owl (Bubo scandiacus), distinguished primarily by distinct barring patterns, coloration nuances, and feather size

Interesting Facts

Great Horned Owls possess asymmetrical ears that allow them to pinpoint prey in complete darkness with pinpoint accuracy, and they can exert a crushing grip force of over 300 pounds per square inch

Condition Notes

Good condition, intact vane structure with minimal fraying, though showing minor natural debris from resting on the forest floor