
American Crow
Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Passeriformes, Family: Corvidae, Genus: Corvus, Species: Corvus brachyrhynchos
Family: Corvidae (Crows, Jays, and Magpies)
- Shape
- Asymmetrical vane with a distinctively tapered, slightly rounded tip. The leading edge (outer vane) is significantly narrower than the trailing edge (inner vane), which is a diagnostic trait for flight feathers.
- Size
- Approximately 7 to 9 inches (18-23 cm) in length. This is consistent with the primary feathers of a medium-sized corvid, which typically range between 6.5 and 10 inches depending on the specific position in the wing.
- Rarity
- Very Common; one of the most widely distributed and easily recognized bird species in North America.
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Description
This feather belongs to the American Crow, a large, all-black passerine known for its intelligence. These birds have a heavy bill, broad wings, and a short, squared-off or slightly rounded tail. In flight, their steady, rhythmic wingbeats are distinctive. They are highly social and famous for their 'caw-caw' vocalizations.
Colour & Pattern
Uniformly black with a subtle structural blue-violet or greenish-blue iridescence visible when light hits the dorsal surface. The ventral side is a flatter, matte grayish-black. The rachis is dark, fading to a lighter translucent color at the umbilicus.
Barb Structure
Mostly pennaceous and tightly interlocked for aerodynamic efficiency. The base near the calamus shows a small amount of plumulaceous (downy) structure. The barbs are mostly intact, though there is some minor fraying along the trailing edge.
Texture & Surface
Relatively stiff and smooth. The surface has a glossy appearance due to the structural coloration (iridescence). It feels slightly oily or waxy, providing water resistance.
Key Features
Solid black coloration with blue/violet iridescence, strong asymmetry indicating a primary flight feather, and a size range fitting a large songbird rather than a raptor or a smaller jay.
Habitat
Extremely versatile: found in open woodlands, agricultural fields, expansive grasslands, city parks, and suburban yards. They avoid only dense, unbroken coniferous forests and extreme deserts.
Geographic Range
Common year-round resident throughout most of North America, from southern Canada to northern Mexico. Northernmost populations may migrate slightly south in severe winters.
Ecological Role
Omnivorous scavengers and predators. They play a vital role in cleaning up carrion and controlling insect populations. They also act as 'sentinels' for the forest, alerting other animals to the presence of predators.
Similar Species
Common Raven (larger, more wedge-shaped tail, primary feathers are longer and show deeper emargination); Fish Crow (nearly identical, identification usually requires vocalization or geographic context); Brewer's Blackbird (much smaller feathers).
Interesting Facts
Crows are among the most intelligent animals on Earth, capable of using tools, recognizing individual human faces for years, and working together to mob predators like owls and hawks.
Condition Notes
Good condition. There is minimal wear and no obvious fault bars (stress marks), suggesting the bird was healthy during the growth of this feather. Some distal fraying is present from natural use.