
Common Raven (also known as Northern Raven)
Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Passeriformes, Family: Corvidae, Genus: Corvus, Species: Corvus corax
Family: Corvidae (Crows, Jays, and Ravens)
- Shape
- Highly asymmetrical with a narrow outer vane and a broad inner vane; the tip is rounded to slightly pointed with distinct emargination on the trailing edge toward the tip.
- Size
- Approximately 25-30 cm (10-12 inches) in length; the width at the widest point of the inner vane is about 4-5 cm. This is significantly larger than the feathers of an American Crow.
- Rarity
- Common; however, their density is lower than that of crows, especially in central and eastern North American agricultural areas.
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Description
This is a large, powerful primary feather from the Common Raven, the world's largest passerine. The bird is entirely black with a massive bill, shaggy throat feathers (hackles), and a wedge-shaped tail in flight. They are famous for their acrobatic flight and deep, croaking calls.
Colour & Pattern
Overall deep black base. The dorsal surface exhibits a characteristic heavy blue or purple-violet iridescence (structural color) when viewed in direct light. The ventral (underside) is more matte or lead-gray in appearance. There are no bands or spots.
Barb Structure
Tightly interlocked pennaceous structure for most of the vane to withstand flight pressure; plumulaceous (fluffy) barbs are present only at the very base near the calamus.
Texture & Surface
The surface is glossy and smooth on the top side due to the structural micro-alignment of barbs that create iridescence; the feather feels stiff and resilient.
Key Features
Large size, intense blue-black iridescence, extreme asymmetry of the vanes, and a thick, dark rachis.
Habitat
Found in a vast variety of habitats including coniferous forests, deserts, mountain ranges, coastal cliffs, and increasingly in suburban areas.
Geographic Range
Resident throughout the Northern Hemisphere across North America, Europe, Asia, and North Africa. In North America, they range from the high Arctic through most of the West and Northeast.
Ecological Role
Apex scavenger and generalist predator; they play a vital role in cleaning up carcasses and controlling populations of small mammals and insects.
Similar Species
American Crow (Corvus brachyrhynchos) feathers are smaller and generally lack the intense blue/purple iridescence, appearing more brownish-black. Chihuahuan Raven feathers have white bases at the neck which this wing feather would not show, but they are smaller.
Interesting Facts
Ravens are among the most intelligent of all animals; they can use tools, solve complex puzzles, and have been known to play games with other animals like wolves and dogs.
Condition Notes
Good condition; the vane is mostly intact though there is minor fraying at the tip and trailing edge suggesting a naturally molted feather toward the end of its cycle.