Feather Identifier app iconFeather Identifier
Blue Jay
Secondary Wing Covert

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, rounded tip, slightly spatulate outline
Size
Approximately 1.5 to 2.5 inches in length; consistent with mid-sized passerine wing coverts.
Rarity
Very Common; one of the most recognizable birds in its range.
Learn more about Blue Jay in the encyclopedia →

Found a feather like this?

Identify any feather from a photo, free.

Identify a feather

Description

This feather belongs to the Blue Jay, a large, bold songbird known for its perky crest and vibrant blue, white, and black plumage. They are highly intelligent corvids with complex social structures and a variety of vocalizations, including mimicry of hawk calls.

Colour & Pattern

Brilliant sky-blue structural coloration on the outer vane with distinct black horizontal bars (barring). The inner vane is a matte grayish-brown to charcoal. The tip features a small black terminal band.

Barb Structure

Tightly interlocked pennaceous structure throughout the visible blue portion; plumulaceous (fluffy) at the base near the calamus.

Texture & Surface

Smooth and glossy on the blue surface; soft and downy at the base. The blue area has a slight structural sheen.

Key Features

Electric blue coloration with regular black horizontal bars; stark contrast between the blue outer vane and dark inner vane.

Habitat

Deciduous and mixed forests, woodlots, suburban gardens, and urban parks with mature trees.

Geographic Range

Year-round resident across Eastern and Central North America, from Southern Canada to the Gulf of Mexico.

Ecological Role

Omnivorous; significant as seed dispersers (especially acorns) and sometimes as nest predators of smaller birds.

Similar Species

Steller's Jay (Cyanocitta stelleri) feathers are darker blue/black and found in Western North America; Blue-throated Mountain-gem feathers are much smaller.

Interesting Facts

Blue Jays don't actually have blue pigment; their blue color is structural, caused by light scattering within the feather cells. If you crush this feather, the blue would disappear and turn brown.

Condition Notes

Excellent condition; barbs are mostly intact with no significant fraying or fault bars visible.

Blue Jay | Feather Identifier