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Blue Jay
Contour feather / Body contour feather

Blue Jay

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

Family: Corvidae (Crows and Jays)

Shape
Symmetrical vane, gently tapering with a rounded tip.
Size
Approximately 3.25 inches long, consistent with a medium-sized body or wing covert feather of a Blue Jay.
Rarity
Very Common
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Description

The Blue Jay is a striking and noisy bird known for its brilliant blue crest, white underparts, and black-and-white patterned wings and tail. Measuring about 9-12 inches long, it is an intelligent and adaptable corvid found frequently in backyards and woodlands alike.

Colour & Pattern

Vibrant structural blue coloration along the vanes with distinct black barring and a notable white tip at the distal end.

Barb Structure

Pennaceous upper portion with tightly interlocked barbs, transitioning to a plumulaceous (fluffy) downy base with fewer hooklets.

Texture & Surface

Smooth and glossy on the pennaceous blue sections due to structural coloration, and soft, fluffy at the base.

Key Features

Vibrant blue color combined with clear black transverse barring and a distinct white tip at the apex of the feather.

Habitat

Deciduous and mixed forests, forest edges, suburban parks, gardens, and oak woodlands.

Geographic Range

Resident across eastern and central North America, extending from southern Canada down to the Gulf of Mexico.

Ecological Role

Acts as an important seed disperser, particularly for oak trees by hoarding and forgetting acorns, playing a crucial role in forest regeneration.

Similar Species

Steller's Jay (Cyanocitta stelleri), which has a much darker, near-black head and deep blue body without white barring on the crest.

Interesting Facts

Blue Jays are famous for their intelligence and complex social systems. Their blue feather color is not derived from pigment, but rather from light scattering caused by the internal structure of the feather barbs.

Condition Notes

Good condition with minor wear at the extreme tip, barbs mostly intact, no significant fading or pest damage.

Blue Jay | Feather Identifier