
Blue Jay
Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Passeriformes, Family: Corvidae, Genus: Cyanocitta, Species: C. cristata
Family: Corvidae (Crows, Jays, and Magpies)
- Shape
- Elongated and slightly asymmetrical, characteristic of an outer or intermediate rectrix, with a rounded tip.
- Size
- Approximately 5 to 7 inches in length; typical for a Blue Jay tail feather which ranges from 12-17 cm.
- Rarity
- Very Common; a widespread and abundant backyard bird.
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Description
This feather features the iconic celestial blue of the Blue Jay, broken by crisp black bars. The Blue Jay itself is a large, crested songbird (10-12 inches) with a white underside and a black 'necklace'. They are known for their intelligence and loud, varied vocalizations.
Colour & Pattern
Bright blue base with distinct, bold black horizontal bars (banding). The blue is structural (iridescence/light scattering) rather than pigment-based. The underside is typically a duller grey-black.
Barb Structure
Pennaceous; tightly interlocked barbs creating a cohesive vane suitable for flight steering and display.
Texture & Surface
Smooth and glossy on the dorsal side due to structural coloration; the vane is stiff and resilient.
Key Features
Bold black horizontal banding on a vivid blue background; structural coloration that shifts when tilted.
Habitat
Found in deciduous, coniferous, and mixed forests, as well as residential areas, parks, and urban gardens.
Geographic Range
Resident throughout Eastern and Central North America, from southern Canada down to Florida and eastern Texas.
Ecological Role
Omnivorous; they act as important seed dispersers (especially acorns) and sometimes act as nest predators or alarms for the forest community.
Similar Species
Steller's Jay (feathers are darker navy/charcoal and found in Western N.A.); Belted Kingfisher (different banding density and blue shade).
Interesting Facts
Blue Jays don't actually have blue pigment. Their feathers are brown, but look blue because of tiny air pockets in the barbs that scatter light—a phenomenon called Tyndall scattering.
Condition Notes
The feather appears to be in fair to good condition, though the tip is slightly worn and the barbs are partially separated (zipped) near the calamus.