
American White Pelican
Kingdom: Animalia; Phylum: Chordata; Class: Aves; Order: Pelecaniformes; Family: Pelecanidae; Genus: Pelecanus; Species: P. erythrorhynchos
AI-generated identification · may be incorrectFamily: Pelecanidae (Pelicans)
- Shape
- Highly asymmetrical with a narrow leading vane and a broad trailing vane; tapered toward a slightly rounded tip.
- Size
- Estimated 28-35 cm (11-14 inches) long; matches the scale of large primaries found in heavy soaring waterbirds.
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Description
A massive white bird with black flight feathers visible only in flight. Features a 9-foot wingspan and a large orange pouch.
Colour & Pattern
Bicolor: The proximal (inner) two-thirds is a stark, clean white, while the distal (outer) third is deep black to brownish-black.
Barb Structure
Densely pennaceous and interlocked for aerodynamic integrity; plumulaceous (downy) barbs present at the very base of the calamus.
Rachis & Barb Pattern
Robust, ivory-white rachis that transitions to dark at the tip; barbs are extremely dense and stiff.
Texture & Surface
Smooth and stiff with a matte to semi-gloss finish; surface is built for high wind resistance and water repellency.
Feather Placement
Outer wing (primary); asymmetry confirms its role as a thrust-generating flight feather.
Key Features
Distinctive 'dipped in ink' look: pure white base with a solid black tip, combined with its massive size and primary asymmetry.
Habitat
Found in large interior lakes, marshes, and estuaries; nests on islands to avoid mammalian predators.
Geographic Range
Breeds in interior North America (Great Plains, Great Basin); winters along the Gulf Coast, California, and Mexico.
Ecological Role
Apex aquatic predator; serves as an indicator species for wetland health and water levels in the interior West.
Similar Species
Wood Stork (similar bicolor but smaller), Whooping Crane (rare, different barb density), or Snow Goose (much smaller, different shape).
Interesting Facts
Unlike Brown Pelicans, these birds do not plunge-dive; they cooperate in groups to herd fish into shallow water to scoop them up.
Cultural Significance
Historically significant to Indigenous peoples in the West; pelican motifs often represent motherhood or self-sacrifice in various cultures.
Field Identification Tips
Look for these in summer near large alkaline lakes or in winter along sandy coastal bays; often found during post-breeding dispersal.
Condition Notes
Good; shows slight fraying on the trailing edge barbs consistent with natural molt or wind wear.