
American Crow
Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Passeriformes, Family: Corvidae, Genus: Corvus, Species: Corvus brachyrhynchos
Family: Corvidae (Crows, Jays, and Magpies)
- Shape
- Highly asymmetrical vane characteristic of a primary; the leading edge is narrow and slightly emarginated, while the trailing edge is wide; tip is relatively rounded rather than sharply pointed.
- Size
- Approximately 7 to 9 inches (18–23 cm) in length, consistent with the mid-to-outer primaries of an adult American Crow.
- Rarity
- Very Common; one of the most widely recognized and abundant birds in North America.
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Description
The American Crow is a large, all-black passerine with a heavy bill and a short, squared-off tail. This feather reflects the bird's ruggedness—a deep, obsidian black that resists wear while providing the lift needed for their steady, flapping flight style. Crows are highly social and intelligent, often seen in large family groups or massive winter roosts.
Colour & Pattern
Uniformly iridescent black or dark charcoal gray. Under certain lighting, a faint violet or blue-green structural sheen may be visible. The underside (ventral) is more matte and gray compared to the glossier dorsal surface.
Barb Structure
Densely pennaceous throughout the main vane with tightly interlocked barbules; the proximal base (near the calamus) shows a small amount of plumulaceous (downy) structure for insulation.
Texture & Surface
Smooth and glossy on the dorsal surface, becoming stiffer and more matte toward the leading edge. The texture is firm and non-pliable, built for strenuous flight.
Key Features
Solid black coloration without banding; significant vane asymmetry; stiff, sturdy rachis; and a subtle iridescent sheen characteristic of the Corvidae family.
Habitat
Extremely versatile: found in open woodlands, agricultural fields, city parks, shorelines, and suburban yards. They avoid only dense, unbroken coniferous forests.
Geographic Range
Widespread throughout most of North America, from southern Canada to northern Mexico. Permanent resident across much of the U.S.; northernmost populations migrate south for winter.
Ecological Role
Omnivorous scavengers and predators; they play a vital role in cleaning up carrion and controlling insect populations, though they also raid the nests of other birds.
Similar Species
Common Raven (larger, with more curved rachis and wedge-shaped tail feathers), Fish Crow (nearly identical, requires measurement or location context), and Brewer's Blackbird (much smaller and more slender).
Interesting Facts
Crows are known to recognize individual human faces and can communicate specific threats to other members of their flock. They are also known to use tools, such as using sticks to extract insects.
Condition Notes
Good to Excellent condition. The vane appears mostly intact with minimal fraying at the edges, suggesting it was recently molted or dropped.