
Great Horned Owl (also known as Tiger Owl or Hoot Owl)
Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Strigiformes, Family: Strigidae, Genus: Bubo, Species: Bubo virginianus
Family: Strigidae (Typical Owls)
- Shape
- Asymmetrical vane with a broad, rounded tip and a slightly curved, elongated outline. The trailing edge is significantly wider than the leading edge.
- Size
- Approximately 6-8 inches (15-20 cm) in length. Typical for a mid-to-inner secondary feather of a large owl species.
- Rarity
- Common and widespread, though feathers are often hidden in dense roosting foliage.
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Description
This feather belongs to one of the most powerful raptors in North America. The Great Horned Owl is a large, bulky bird with prominent ear tufts and piercing yellow eyes. Its plumage is mottled for camouflage, mimicking tree bark. In flight, it is nearly silent due to the structural adaptations seen in this specific feather.
Colour & Pattern
Alternating dark brown/charcoal-grey and pale buff/cream horizontal bands (barring). The dark bands are slightly wider than the light bands. The underside (ventral) is paler with more muted contrast.
Barb Structure
The feather exhibits a soft, velvet-like 'fimbriae' or pile on the dorsal surface. The leading edge (outer vane) shows a fine, comb-like fringe (serrations) used for silent flight. The base has plumulaceous (fluffy) downy barbs.
Texture & Surface
Extremely soft, silky, and matte. Unlike a hawk feather which is stiff and glossy, this feather is designed to absorb sound. It feels 'woolly' to the touch due to the specialized dorsal pile.
Key Features
Broad, rounded tip; distinct dark-and-buff barring; soft, velvety dorsal surface (pile); and a fine fringe on the leading edge.
Habitat
Incredibly diverse, including deciduous and coniferous forests, swamps, deserts, subalpine fields, and urban parks/greenbelts.
Geographic Range
Resident throughout North America from the Arctic tree line south through Central America and much of South America. They are non-migratory and highly adaptable.
Ecological Role
Apex nocturnal predator. They control populations of rodents, rabbits, and even other birds of prey. They play a critical role in maintaining ecological balance as a top-tier hunter.
Similar Species
Barred Owl (Strix varia) feathers are similar but generally have more consistent, cleaner white-and-brown barring without the same degree of warm buff tones. Red-tailed Hawk feathers are stiffer, glossier, and lack the velvet pile.
Interesting Facts
Great Horned Owls can apply up to 300 pounds per square inch of pressure with their talons. They are one of the few predators that regularly hunt skunks, as they have a very poor sense of smell.
Condition Notes
Good to Excellent. The barring is crisp, and the fimbriae are visible, suggesting it was molted recently. No significant fault bars or parasitic wear are evident.