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Great Horned Owl (also known as Tiger Owl or Hoot Owl)
Primary Flight Feather (Remiges), likely an intermediate primary such as P5-P7.

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 trailing edge and a narrowed leading edge; rounded tip with a slight taper; overall elongated and convex.
Size
Estimated 8.5 to 11 inches in length (21-28 cm). This fits within the range of primary feathers for an adult Great Horned Owl, which typically measure 20-30 cm.
Rarity
Common. It is one of the most widespread and successful birds of prey in the Americas, though feathers are often hidden in dense roosts.
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Description

This feather belongs to the 'Tiger of the Air.' The Great Horned Owl is a massive raptor with distinctive ear tufts and yellow eyes. Their plumage is designed for camouflage against tree bark, featuring a complex mix of bars and spots.

Colour & Pattern

Mottled brown, tan, and cream background with bold, dark brown transverse banding (bars). The dorsal surface shows high contrast, while the ventral side is paler. The base contains grayish down.

Barb Structure

Pennaceous structure but with a distinctively soft, velvety "fringe" or fimbriae on the leading edge and a downy base. Hooklets are present but the barbules are elongated to dampen sound.

Texture & Surface

Extremely soft, silky, and matte. Lacks the glossy sheen of raptors like hawks. The surface feels "fuzzy" due to specialized pilary structures that aid in silent flight.

Key Features

Velvety texture (silent flight adaptation), bold dark banding, and a comb-like fringe on the leading edge (though heavily worn here).

Habitat

Highly adaptable: found in deciduous and evergreen forests, swamps, deserts, agricultural areas, and even suburban parks or urban cemeteries.

Geographic Range

Year-round resident throughout North and South America, ranging from the subarctic tundra of Canada to the southern tip of South America.

Ecological Role

Apex predator. They control populations of rodents, skunks, and even other birds of prey. They are vital indicators of ecosystem health due to their position at the top of the food chain.

Similar Species

Barred Owl (Strix varia) feathers have more regular, even banding and lack the 'warm' rufous tones; Long-eared Owl feathers are smaller and more slender.

Interesting Facts

Great Horned Owls have a crushing power in their talons of up to 500 psi. They are one of the few animals that regularly hunt and eat skunks because they have a poor sense of smell.

Condition Notes

Poor to Fair. The feather is heavily weathered, showing significant 'unzipping' of the barbs (loss of barbule cohesion) and jagged edges, likely from being exposed to the elements or scavengers.

Great Horned Owl (also known as Tiger Owl or Hoot Owl) | Feather Identifier