
American Kestrel (Sparrow Hawk)
Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Falconiformes, Family: Falconidae, Genus: Falco, Species: F. sparverius
AI-generated identification · may be incorrectFamily: 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.