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Eurasian Eagle-Owl (also known as the European Eagle-Owl)
Contour feather from the upper breast or flank region

Eurasian Eagle-Owl (also known as the European Eagle-Owl)

Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Strigiformes, Family: Strigidae, Genus: Bubo, Species: Bubo bubo

AI-generated identification · may be incorrect

Family: Strigidae (Typical Owls)

Shape
Symmetrical vane with a rounded tip and a soft, broad, elongated outline
Size
Approximately 5-6 inches long, consistent with large body contour feathers from a very large owl species
Learn more about Eurasian Eagle-Owl (also known as the European Eagle-Owl) in the encyclopedia →

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Description

The Eurasian Eagle-Owl is one of the largest and most powerful owls in the world. It features prominent ear tufts, striking bright orange-yellow eyes, and heavily barred plumage that provides exceptional camouflage against tree bark and rocky cliffs. Known for its deep, resonant hoot, it is a formidable apex nocturnal predator.

Colour & Pattern

Rich buff or tawny background color heavily patterned with dark brown to blackish-brown irregular bars, streaks, and mottling typical of cryptic camouflage plumage

Barb Structure

Plumulaceous at the base with loose, downy barbs, transitioning to a dense pennaceous structure along the upper vane with velvety, modified barbules that reduce flight sound

Rachis & Barb Pattern

Central rachis is slender, flexible, dark brown to blackish near the base and lightening toward the tip, with fine, densely packed barbs angled outwards

Texture & Surface

Exceptionly soft, velvety, and matte in texture due to specialized micro-serrations and barbule fringe that absorb sound rather than reflecting it

Feather Placement

Breast or flank contour feather, determined by the soft, wavy barbing structure and broad rounded shape designed for insulation and silent movement

Key Features

Large size, soft velvety texture adapted for silent flight, and a distinctive heavy dark brown barring pattern over a warm buff and tawny background

Habitat

Found in a wide variety of habitats ranging from northern coniferous forests and taiga to rocky mountainous regions, steppes, and open semi-deserts with rocky outcrops

Geographic Range

Widespread across the Palearctic, encompassing much of Europe, Asia, and parts of the Middle East, with resident populations throughout its range

Ecological Role

Acts as a top apex nocturnal predator regulating populations of medium to large mammals and birds, maintaining ecosystem balance

Similar Species

Great Horned Owl (Bubo virginianus), though geographically separated as the Eurasian Eagle-Owl is native to the Old World while the Great Horned Owl inhabits the Americas

Interesting Facts

The Eurasian Eagle-Owl can rotate its head 270 degrees and possesses immensely powerful talons capable of exerting over 300 pounds of pressure per square inch, allowing it to take prey as large as foxes and young roe deer

Cultural Significance

Historically used in falconry and revered or feared in various European folklore traditions as symbols of wisdom, mystery, or omens of fate

Field Identification Tips

Look near rocky ledges, cliff faces, or large old-growth forest roost sites in Europe and Asia, often found alongside pellets and whitewash

Condition Notes

Excellent condition with intact barbs, clean vanes, and no visible fraying, parasites, or sun bleaching

Eurasian Eagle-Owl (also known as the European Eagle-Owl) | Feather Identifier