
Eurasian Kestrel (also known as the Common Kestrel or Old World Kestrel)
Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Falconiformes, Family: Falconidae, Genus: Falco, Species: Falco tinnunculus
Family: Falconidae (Falcons and Caracaras)
- Shape
- Symmetrical to slightly asymmetrical vane with a rounded tip and a slightly tapered overall outline, typical of body or protective upperwing contour feathers.
- Size
- Approximately 3 to 4 inches long, matching the typical scale of a medium-sized contour or wing covert feather for a small falcon.
- Rarity
- Very Common (abundant and widespread across its natural range)
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Description
A striking small falcon known for its characteristic hovering flight style while hunting insects and small rodents. Females and juveniles display heavy dark barring across a warm rufous-brown back and wing feathers.
Colour & Pattern
Rich rufous-brown background with bold, dark brown to black transverse bars and spots, typical of the upperparts of a female or juvenile Eurasian Kestrel.
Barb Structure
Tightly interlocked pennaceous upper portion with a semiplume or downy base near the calamus, good structural integrity with intact barbs and tiny hooklets.
Texture & Surface
Smooth, firm pennaceous vane on the distal half transitioning to a soft, fluffy plumulaceous texture near the base, matte appearance.
Key Features
Distinctive warm rufous-brown base color paired with sharp, dark transverse bars; small size; pale flexible rachis; and rounded contour feather shape.
Habitat
Open country, agricultural land, scrublands, moorlands, semi-deserts, and urban edges where sparse vegetation allows for easy spotting of small prey.
Geographic Range
Widespread across Europe, Asia, and Africa, with some northern populations migrating south for the winter.
Ecological Role
Acts as a primary avian predator controlling rodent and large insect populations, serving as an important indicator of grassland and agricultural ecosystem health.
Similar Species
American Kestrel (Falco sparverius), which has similar rufous and black patterning but is native to the Americas and often shows slate-blue head or wing markings in males.
Interesting Facts
Eurasian Kestrels have exceptional eyesight and can see ultraviolet light, allowing them to track the urine trails left by voles and mice in the grass.
Condition Notes
Good condition, fresh appearance with minimal wear on the barbs and a clean, intact rachis.