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Canada Goose

From Opus

Photo by JosefCayon Lake, Rapid City, South Dakota, USA
Photo by Josef
Cayon Lake, Rapid City, South Dakota, USA
Branta canadensis

Contents

[edit] Identification

55–110 cm (21½-43¼ in)

  • Light-brown body
  • Black neck and head with white chinstrap
  • Breast lighter than the rest of the body
  • White vent
  • Black tail

[edit] Distribution

North America and Canada.

Widespread feral populations throughout Europe from escaped wildfowl collections.

JuvenilesPhoto by Daddylion  Grand Rapids, Michigan, June, 2009
Juveniles
Photo by Daddylion
Grand Rapids, Michigan, June, 2009

[edit] Taxonomy

Ornithologists named the four smallest subspecies of Canada Goose as a separate species in 2004: the Cackling Goose.

[edit] Subspecies

There are 7 subspecies[1]:

  • B. c. moffitti - Large Canada Goose
  • B. c. interior - Medium Canada Goose
  • B. c. canadensis - Medium Canada Goose
  • B. c. maxima - Giant Canada Goose
Photo by MacswedeHornborgasjön, Sweden, March, 2010
Photo by Macswede
Hornborgasjön, Sweden, March, 2010
    • Formerly Great Plains, now only in wildlife reserves
  • B. c. occidentalis - Dusky Canada Goose
  • B. c. fulva - Dusky Canada Goose
  • B. c. parvipes - Lesser Canada Goose
    • Central Alaska to Canadian prairie

[edit] Habitat

Typically wetlands and farmland, occasionally urban settings.

[edit] Behaviour

[edit] Breeding

The nest is placed near water. The clutch of 3-8 eggs is laid in a shallow depression lined with plant material and down. Incubation takes 25–28 days.

[edit] Diet

The diet includes green vegetation, grains, aquatic plants, sometimes small insects and fish.

[edit] Vocalisation

Male and female pair off with ahonk and hink, respectively, while in flight.


Listen in an external program

[edit] References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2016. The eBird/Clements checklist of birds of the world: v2016, with updates to August 2016. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
  2. Wikipedia
  3. "Canada Goose" types in Greenland

[edit] External Links


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