
Canada Goose
Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Anseriformes, Family: Anatidae, Genus: Branta, Species: Branta canadensis
Family: Anatidae (Ducks, Geese, and Swans)
- Shape
- Highly asymmetrical vane, elongated with a tapered, slightly rounded tip; the leading edge is notably narrower than the trailing edge.
- Size
- Approximately 25-30 cm (10-12 inches) in length, consistent with an adult primary feather of a large subspecies.
- Rarity
- Very Common; one of the most widely recognized and abundant large waterfowl in North America.
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Description
These are the primary engines of a Canada Goose's flight. The bird itself is a large waterfowl with a distinctive black head and neck, white cheek patches, and a brownish body. They are famous for their 'V' formation flight and loud honking vocalizations.
Colour & Pattern
Solid earthy brown to dark charcoal-gray on the vanes; the dorsal surface is darker and more matte, while the ventral surface is slightly paler and silkier. No banding or spots.
Barb Structure
Tightly interlocked pennaceous barbs providing a rigid, aerodynamic surface; plumulaceous (fluffy) barbs are concentrated at the very base near the calamus.
Texture & Surface
Smooth, stiff, and somewhat oily to the touch for water repellency. The surface has a dull matte finish rather than high iridescence.
Key Features
Large size, asymmetrical vanes, dark brown coloration, and the stout, light-colored rachis that transitions from white to tan.
Habitat
Extremely versatile: found in wetlands, lakes, rivers, ponds, grassy fields, city parks, and suburban lawns.
Geographic Range
Native to North America, breeding from the Arctic to the US, with widespread year-round populations and migratory patterns reaching Mexico.
Ecological Role
Primary grazers that cycle nutrients from aquatic to terrestrial environments; they serve as a food source for large predators and scavengers.
Similar Species
Mute Swan feathers are larger and white; Lesser Scaup or other ducks have smaller feathers often with speculum colors; Turkey Vultures have lighter silver-gray undersides and different rachis color.
Interesting Facts
Canada Geese undergo a synchronous molt in mid-summer, meaning they lose all their flight feathers at once and are flightless for about 45 days.
Condition Notes
Good to Fair. The feather shows some minor 'zipper' separation of the barbs and fraying at the tip, likely from ground contact or natural wear prior to molting.