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Eurasian Sparrowhawk (Northern Sparrowhawk)
Contour feather, likely a body or flank feather

Eurasian Sparrowhawk (Northern Sparrowhawk)

Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Accipitriformes, Family: Accipitridae, Genus: Accipiter, Species: A. nisus

Family: Accipitridae (Hawks, Eagles, Kites, and Old World Vultures)

Shape
Symmetrical vane with a rounded tip and overall elongated, soft oval outline
Size
Approximately 2 to 3 inches long, consistent with a small raptor contour or flank feather
Rarity
Common (regularly encountered and widespread across its natural range)
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Description

The Eurasian Sparrowhawk is a small bird of prey specialized in hunting woodland birds. It features short, rounded wings and a long tail for agile navigation through dense tree cover. Females are noticeably larger and heavier than males. Adults typically show slate-grey upperparts and finely barred orange-brown underparts.

Colour & Pattern

Distinctive alternating dark brown and white horizontal barring across the vane, with a pale brownish-white base and a slender brownish rachis

Barb Structure

Pennaceous at the upper distal tip transitioning smoothly into a plumulaceous, fluffy base with a well-developed downy portion

Texture & Surface

Smooth and firm at the distal barred tip, becoming soft, loose, and downy toward the proximal base

Key Features

Distinctive horizontal brown and white barring on a small, soft contour feather with a fluffy semiplume base, typical of Accipiter flank feathers

Habitat

Wooded areas, forests, forest edges, and occasionally open country, agricultural land, and urban parks with mature trees

Geographic Range

Widespread across the temperate and subtropical zones of the Old World, spanning across Europe, Asia, and parts of North Africa

Ecological Role

Apex avian predator in woodland ecosystems, regulating small bird populations and acting as a key indicator of woodland health

Similar Species

Other small raptors such as the Eurasian Kestrel or Levant Sparrowhawk, though distinct barring patterns and size help separate them

Interesting Facts

Eurasian Sparrowhawks have exceptional vision, roughly eight times sharper than human vision, allowing them to spot small birds darting through dense foliage

Condition Notes

Good condition with intact barbs and minimal fraying, displaying normal coloration without significant sun bleaching