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American Kestrel (Sparrow Hawk)
Contour body feather

American Kestrel (Sparrow Hawk)

Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Falconiformes, Family: Falconidae, Genus: Falco, Species: F. sparverius

AI-generated identification · may be incorrect

Family: Falconidae (Falcons and Caracaras)

Shape
Elongated with a gently rounded tip and somewhat asymmetrical vanes.
Size
Approximately 3 to 4 inches long, consistent with a medium contour or scapular feather from a small raptor.
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Description

The American Kestrel is North America's smallest and most common falcon, known for its striking rufous and slate-blue plumage, distinctive facial markings, and habit of hovering in mid-air.

Colour & Pattern

Rich rufous-chestnut base coloration with clean dark transverse barring.

Barb Structure

Pennaceous structure with tightly interlocked barbs and barbules, featuring minimal plumulaceous base.

Rachis & Barb Pattern

Thin, pale central rachis with evenly spaced, tightly bound rufous barbs matching the vane.

Texture & Surface

Smooth, firm vane with a matte finish and a moderately stiff texture.

Feather Placement

Scapular or upper back contour feather, determined by shape, size, and rufous coloration typical of the mantle region.

Key Features

Rich rufous-chestnut color combined with distinct dark cross-barring and small size characteristic of a small falcon.

Habitat

Open country, grasslands, pastures, desert scrub, and agricultural areas with sparse trees or utility poles.

Geographic Range

Widespread throughout North and South America, ranging from Alaska down to Tierra del Fuego.

Ecological Role

Acts as an important avian predator controlling populations of large insects and small rodents in open ecosystems.

Similar Species

Merlin and other small falcons or sharp-shinned hawks, distinguished primarily by warmer rufous tones and barring patterns.

Interesting Facts

American kestrels can see ultraviolet light, which allows them to track the urine trails left by voles and mice in the grass.

Cultural Significance

Historically used in traditional falconry for hunting small prey and insects; feathers have occasionally been used in Native American regalia.

Field Identification Tips

Look near open agricultural fields, perched on utility wires, or around old woodpecker cavities where they often nest.

Condition Notes

Good condition with minor wear at the tip, fully intact barbs, and no apparent parasite damage.