
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 with a narrow leading vane and broader trailing vane, gently curved, rounded tip
- Size
- Estimated 8-10 inches in length. This is consistent with midpoint primary feathers for a large subspecies of Canada Goose.
- Rarity
- Very Common; one of the most widespread and easily recognized waterfowl in the Northern Hemisphere.
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Description
Large waterbird with a distinctive black head and neck, white cheek patches, and a brownish-grey body. They are known for their 'V' shaped flight formations and loud honking.
Colour & Pattern
Uniformly dark brownish-grey to charcoal on the dorsal surface with a slightly lighter, silvery-grey ventral side. Minimal patterning, which is characteristic of the species.
Barb Structure
Tightly interlocked pennaceous barbs throughout most of the vane for aerobic flight; plumulaceous (downy) barbs present at the very base near the calamus.
Texture & Surface
Smooth, stiff, and slightly waxy or oily to provide water resistance. The trailing edge is flexible while the leading edge is rigid.
Key Features
Solid dark grey-brown color across the vane, contrasting starkly with a thick, white/cream-colored rachis.
Habitat
Found in a wide variety of habitats near water including lakes, rivers, ponds, marshes, and urban areas like golf courses and parks.
Geographic Range
Native to Arctic and temperate regions of North America; widely introduced to Europe, New Zealand, and South America. High-latitude populations are migratory.
Ecological Role
Primary herbivore/grazer. They play a role in seed dispersal but can also cause local eutrophication in ponds where populations are high.
Similar Species
Greylag Goose (Anser anser) - similar size but often has a lighter, more orange-tinged rachis. Other large Branta species can be nearly identical.
Interesting Facts
Canada Geese are known for their lifelong pair bonds. They are highly protective of their young and can be aggressive toward perceived threats.
Condition Notes
Good condition; showing minor wear at the distal tip of the trailing vane. No signs of stress bars or significant parasites.