
Bald Eagle (American Eagle)
Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Accipitriformes, Family: Accipitridae, Genus: Haliaeetus, Species: Haliaeetus leucocephalus
Family: Accipitridae (Hawks, Eagles, and Kites)
- Shape
- Broad, asymmetrical vane with a rounded tip and fluffy base
- Size
- Approximately 4 to 6 inches long, consistent with a medium-to-large body contour feather from the breast or mantle region of an adult Bald Eagle.
- Rarity
- Common in suitable habitats, having successfully recovered from endangered status across much of its range.
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Description
The Bald Eagle is North America's iconic raptor, instantly recognizable in adulthood by its snow-white head and tail contrasting with a dark brown body and bright yellow bill. As apex predators, they exhibit powerful flight, keen eyesight, and a preference for fish, waterfowl, and carrion.
Colour & Pattern
Striking dark chocolate-brown to black coloration with rich iridescence on the exposed pennaceous tip, grading into a lighter grayish-brown and transitioning to a stark white or pale gray downy base.
Barb Structure
Pennaceous at the upper exposed tip providing a smooth water-resistant shield, transitioning to a plumulaceous (fluffy, downy) base lacking hooked barbicels for thermal insulation.
Texture & Surface
Smooth, glossy, and firm on the exposed dark distal portion; soft, plush, and downy at the proximal base.
Key Features
Rich dark brown to black pennaceous tip with a glossy sheen, transitioning sharply into a fluffy white or pale base, characteristic of adult Bald Eagle body contour feathers.
Habitat
Found near large bodies of open water with old-growth trees for nesting and roosting, including lakes, reservoirs, rivers, coastal estuaries, and marine shores.
Geographic Range
Inhabits North America, ranging from Alaska and Canada down through the contiguous United States and into northern Mexico.
Ecological Role
Acts as an apex avian predator helping to maintain healthy aquatic and terrestrial ecosystems by preying on fish, waterfowl, and scavenging dead animal matter.
Similar Species
Golden Eagle (Aquila chrysaetos), whose body feathers are typically more uniform dark brown without the stark white base transition, and large hawks such as the Red-tailed Hawk which are significantly smaller.
Interesting Facts
Bald Eagles build the largest tree nests recorded for any animal species, sometimes weighing over two tons and measuring up to 10 feet across after being reused and added to for decades.
Condition Notes
Good condition; the distal vane is intact with minimal wear, though the soft base shows slight natural fraying typical of detached body feathers.