
Black-billed Magpie
Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Passeriformes, Family: Corvidae, Genus: Pica, Species: Pica hudsonia
Family: Corvidae (Crows, Jays, and Magpies)
- Shape
- Highly asymmetrical vane, typical of outermost flight feathers for aerodynamic lift; tapered and slightly curved with a rounded, narrow tip.
- Size
- Approximately 5 to 6 inches (12-15 cm) in length; the width is narrow, reflecting its position on the outer wing edge.
- Rarity
- Common; following the species' wide distribution, it is a very common resident in Utah and the Intermountain West.
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Description
This feather belongs to the Black-billed Magpie, a large, flamboyant corvid known for its long tail and striking black-and-white plumage. In flight, their wings show brilliant white flashes created by these specific primary feathers. The bird itself has a black head, breast, and back, with white shoulders and a white belly.
Colour & Pattern
Distinctive duo-tone: a bold white patch on the inner vane that stops abruptly, transitioning to a deep black or iridescent blue-black tip. The outer vane is primarily black.
Barb Structure
Tightly interlocked pennaceous barbs providing a rigid, wind-resistant surface for flight; plumulaceous barbs are absent at the tip but present near the base (calamus).
Texture & Surface
Smooth and stiff to the touch; the black portions exhibit a slight structural iridescence (sheen) common in corvids, while the white area is matte.
Key Features
Dramatic color contrast between the white inner vane and the black tip; extreme asymmetry of the vane; stiff rachis; approximately 5-6 inches long.
Habitat
Open woodlands, riparian thickets, sagebrush plains, farms, and suburban areas across the Western United States.
Geographic Range
Resident throughout Western North America, from southern Alaska and central Canada south to Arizona and New Mexico, and east to the Great Plains.
Ecological Role
Omnivorous scavengers and predators; they play a vital role in cleaning up carrion and controlling insect populations. They also serve as an early warning system for other wildlife due to their loud alarm calls.
Similar Species
Steller's Jay feathers (pure blue/black, no white), American Crow (all black), or California Scrub-Jay (blue/grey). The specific black-tip-on-white pattern is unique to the Magpie among Utah corvids.
Interesting Facts
Black-billed Magpies are highly intelligent and are one of the few non-mammal species known to be able to recognize themselves in a mirror test. They also build massive, domed nests that can be several feet in diameter.
Condition Notes
Fair to Good; the feather shows some separation of the barbs (venting) along the trailing edge, likely due to natural wear or the molting process.
Notes
Utah