
Bald Eagle (American Eagle)
Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Accipitriformes, Family: Accipitridae, Genus: Haliaeetus, Species: H. leucocephalus
AI-generated identification · may be incorrectFamily: Accipitridae (Hawks, Eagles, and Kites)
- Shape
- Symmetrical vane with a broad, rounded tip
- Size
- Approximately 6 to 8 inches long, typical of large covert or contour feathers from a mature bald eagle
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Description
The Bald Eagle is North America's iconic raptor, instantly recognizable by its striking white head and tail contrasting with a dark brown body and wings in adults. They are large, powerful birds of prey with massive hooked beaks and broad wings adapted for soaring.
Colour & Pattern
Solid brownish-grey to dark brown pennaceous tip and upper vane, transitioning sharply into a clean, brilliant white base and downy region; central rachis is pale white to yellowish-tan
Barb Structure
Pennaceous vane at the distal end with tightly interlocked barbicels, transitioning sharply to a fluffy, plumulaceous (downy) structure at the proximal base; intact and clean
Rachis & Barb Pattern
Strong, moderately thick central white rachis tapering toward the tip; barbs are densely packed and uniform in the pennaceous section, becoming loose and wispy at the base
Texture & Surface
Smooth, firm, and matte pennaceous upper section with a silky, extremely soft, fluffy downy base
Feather Placement
Body contour feather, likely from the upper breast or mantle, as indicated by the stiff pennaceous tip and the extensive white downy base
Key Features
Distinctive bicolored pattern featuring a dark brownish-grey upper vane sharply demarcated from a completely white fluffy base, combined with the large size characteristic of a massive raptor
Habitat
Found primarily near large bodies of open water with old-growth trees for nesting, including lakes, reservoirs, rivers, coastal areas, and marshes
Geographic Range
North America, ranging from Alaska and Canada down through the contiguous United States and into northern Mexico
Ecological Role
Apex avian predator playing a crucial role in maintaining healthy aquatic and riparian ecosystems by regulating fish, waterfowl, and small mammal populations
Similar Species
Golden Eagle (Aquila chrysaetos), whose contour feathers generally lack the stark white base and are uniformly brownish or have subtle tawny/gold-toned barring
Interesting Facts
Bald Eagles can spot fish from several hundred feet in the air while soaring, and their nests are among the largest in the animal kingdom, sometimes weighing over two tons after being used and added to for decades
Cultural Significance
Deeply sacred to Native American cultures, where feathers are used in spiritual ceremonies, regalia, and prayers; historically exploited but now strictly protected
Field Identification Tips
Look for the signature contrast of dark brown transitioning into a pure white downy base, characteristic of the breast or upper body feathers of mature or sub-adult sea eagles
Condition Notes
Excellent condition with intact barbs, clean white down, and no visible signs of fraying, sun bleaching, or parasitic damage