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Blue Jay (Common Blue Jay)
Tail feather (retrix)

Blue Jay (Common Blue Jay)

Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Passeriformes, Family: Corvidae, Genus: Cyanocitta, Species: C. cristata

Family: Corvidae (Crows, Jays, and Magpies)

Shape
Symmetrical vane with a rounded tip and overall elongated, broad outline
Size
Approximately 5-6 inches long, consistent with a central or inner tail feather for the species
Rarity
Very Common
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Description

The Blue Jay is a striking, intelligent, and noisy bird known for its brilliant blue crest, black necklace, and white-spotted tail. This tail feather showcases the iconic cobalt blue coloration banded with bold black bars and tipped cleanly in white, making it instantly recognizable to bird enthusiasts.

Colour & Pattern

Vibrant cobalt blue with bold black transverse bars (blocking) and a distinct white terminal tip; the structural blue color is created by light scattering from microscopic air cavities in the barbules

Barb Structure

Tightly interlocked pennaceous structure with intact hooklets and a small plumulaceous base

Texture & Surface

Smooth, firm, and matte in appearance with a rigid vane structure that provides aerodynamic stability during flight

Key Features

Vibrant blue structural color, distinct black transverse bars (blocking), and a prominent white terminal tip

Habitat

Deciduous and mixed forests, forest edges, suburban neighborhoods, parks, and oak-pine woodlands

Geographic Range

Resident and migratory populations across eastern and central North America, from southern Canada down to Florida and Texas

Ecological Role

Acts as an important seed disperser, particularly for oak trees and acorns, playing a crucial role in forest regeneration and plant succession

Similar Species

Steller's Jay (Cyanocitta stelleri), though Steller's Jays have darker, unbanded blue feathers with a black head and lack the white tail-tip pattern typical of the Blue Jay

Interesting Facts

Blue Jays are renowned for their intelligence and complex social systems. The blue color in their feathers is not derived from pigment, but is a structural color resulting from light interference caused by the internal structure of the barbs.

Condition Notes

Excellent condition with intact barbs, clean edges, and no visible fraying, fading, or parasitic damage