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Eurasian Eagle-Owl
Body contour feather with semiplume base, likely from the breast or flank

Eurasian Eagle-Owl

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

Family: Strigidae (Typical Owls)

Shape
Symmetrical vane with a broad, rounded tip and a soft, fluffy base
Size
Approximately 8 to 10 inches long, typical for a large body or flank feather of this massive owl species
Rarity
Common in suitable European and Asian habitats, though regional populations can be sparse or heavily managed
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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 orange-yellow eyes, and heavily barred plumage that provides exceptional camouflage. This specific feather shows the exquisite brown and buff banding typical of its underparts, designed for both silent flight and perfect concealment against tree bark or rocky ledges.

Colour & Pattern

Intricate earth-toned patterning with rich brown and buff bars, dark brown vermiculations, and a pale whitish-buff base toward the proximal end; typical melanin-based coloration providing camouflage

Barb Structure

Pennaceous at the distal tip transitioning into a very soft, plumulaceous (fluffy) structure toward the base; intact barbs with microscopic velvety fringes characteristic of owls for silent flight

Texture & Surface

Exceptionally soft and velvety to the touch with a matte finish, lacking any glossy sheen, which helps absorb sound for silent hunting

Key Features

Large size, soft velvety texture for silent flight, and distinctive dark brown transverse barring and vermiculations over a pale buff background

Habitat

Inhabits a wide variety of landscapes including coniferous forests, rocky mountain areas, steppes, semi-deserts, and open country interspersed with cliffs or trees

Geographic Range

Widespread across the Palearctic, including much of Europe, Asia, and parts of the Middle East; predominantly a permanent resident throughout its range

Ecological Role

Acts as a top apex predator controlling populations of small-to-medium mammals and birds, serving as an important indicator of ecosystem health

Similar Species

Long-eared Owl or Snowy Owl, though the Eurasian Eagle-Owl's feathers are substantially larger and feature a distinctively rich, heavy vermiculation pattern

Interesting Facts

Eurasian Eagle-Owls are apex nocturnal predators capable of taking prey as large as hares and foxes. Their eyes are fixed in their sockets, requiring them to turn their heads up to 270 degrees.

Condition Notes

Good condition with intact barbs and a clean shaft, showing minimal wear or fraying

Eurasian Eagle-Owl | Feather Identifier