
Canada Goose
Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Anseriformes, Family: Anatidae, Genus: Branta, Species: Branta canadensis
Family: Anatidae (Ducks, Geese, and Swans)
- Shape
- Asymmetrical vane characteristic of flight feathers, with a narrow leading edge (outer vane) and a broader trailing edge (inner vane). The tip is rounded, and the overall profile is elongated and slightly curved.
- Size
- Approximately 9-11 inches (23-28 cm) in length. This is consistent with the primary flight feathers of a medium-to-large Canada Goose, which typically range from 8 to 12 inches.
- Rarity
- Very Common; one of the most widespread and easily recognized waterfowl in the world.
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Description
This is a robust primary flight feather from a Canada Goose, a large waterbird with a distinctive black head and neck and a white 'chinstrap.' Geese are famous for their V-formation flight patterns and loud 'honking' calls. The feather is engineered for long-distance migration and powerful aquatic takeoffs.
Colour & Pattern
Predominantly dark brownish-grey to charcoal on the upper surface of the vane. The rachis is dark in the distal portion and transitions to a creamy white or pale calamose (base). The inner vane shows a slightly lighter grey gradient towards the shaft. No banding or spots are present, which is typical for this species.
Barb Structure
Tightly interlocked pennaceous barbs with strong hooklets (barbicels) providing a stiff, wind-resistant surface for flight. The proximal base shows a small amount of softer, downy plumulaceous barbs.
Texture & Surface
The surface is smooth and slightly glossy due to preen oils, making it water-repellent. The texture is stiff and resilient, designed to withstand the high pressures of powerful wing beats.
Key Features
Strongly asymmetrical vane, uniform dark brownish-black coloration without barring, ivory-white base/calamus, and large waterfowl-specific dimensions.
Habitat
Extremely versatile; found in wetlands, lakes, rivers, ponds, marshes, grassy fields, grain fields, and frequently in suburban parks, golf courses, and urban green spaces.
Geographic Range
Native to North America; breeds across Canada and the northern US. They migrate throughout the United States and Mexico, though many urban populations are now year-round residents.
Ecological Role
Primarily herbivores that graze on grasses and grains. They serve as a prey species for large carnivores and help in nutrient cycling between aquatic and terrestrial environments.
Similar Species
Domestic Goose (often pure white or splotched), Mute Swan (significantly larger and whiter rachis), and Cackling Goose (nearly identical but shorter and smaller).
Interesting Facts
Canada Geese have between 20,000 to 25,000 feathers. They undergo a simultaneous molt of all their flight feathers each summer after breeding, leaving them flightless for about 20-40 days.
Condition Notes
Good condition; the barbs are mostly intact though there is some minor mechanical separation (splitting) in the mid-vane area. No significant sun bleaching or parasitic damage is visible.