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Endangered subspecies. A distinguishing character of the Aleutian Canada Goose is a broad white band that extends completely around the base of the neck between the black neck and gray breast; a few adults and many juveniles lack the complete neck ring.
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www.camacdonald.com/birding/Canadagoosesubspecies.html
www.camacdonald.com/birding/Canadagoosesubspecies.html
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The "White-cheeked Goose" Challenge with Picture ... Cackling Goose -- Canada Goose Subspecies Identification Indicators; ... Subspecies Accounts...
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www.idahobirds.net/identification/cackling.html
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In a relaxed posture the neck is noticeable shorter than larger Canada Goose subspecies such as moffitti and sometimes fairly thin, but not as thin as in some B. c. parvipes.
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www.idahobirds.net/identification/white-cheeked/subspec...
www.idahobirds.net/identification/white-cheeked/subspecies.html
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The vexed question of Canada Goose subspecies ... The Canada Goose is a highly variable species which has long caused headaches for taxonomists. In the early 1950s, it was split up into 12 subspecies, of which two were believed to be extinct though one, the Giant Canada Goose, was later found still to exist.
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www.birdsofbritain.co.uk/features/mao-jan-01.asp
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The canada goose subspecies and its chicks will ahve many photo features available. Species identification has always been a headache for scientists and wildlife observers since there is a variety of sub-populations differing slightly in color and breeding environments.
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www.gotpetsonline.com/canada-goose/canada-goose-picture...
www.gotpetsonline.com/canada-goose/canada-goose-picture/canada-goose-subspecies.html
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Subspecies - See map figure 4 below. The Birds of North America account (Mowbray, et al. 2002) includes a summary and recognizes 11 subspecies: Canada Goose Branta canadensis - Large bodied group - 7 subspecies nesting inland and southerly...
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www.sibleyguides.com/canada_cackling.htm
www.sibleyguides.com/canada_cackling.htm
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These eleven subspecies have been traditionally grouped into two or three groups according to size. The three-group system recognizes a group of large-sized subspecies, Canada Goose, a group of intermediate-sized subspecies, Lesser Canada Goose, and a group of small-sized subspecies, Tundra Goose.
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www.utahbirds.org/RecCom/NewGoose.htm
www.utahbirds.org/RecCom/NewGoose.htm
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Canada Goose - Wikipedia, the free encyclopedia
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The Canada Goose ( Branta canadensis ) is a wild goose belonging to the genus Branta , which is native to Arctic and temperate regions of North America, having a black head and neck, white patch...
en.wikipedia.org/wiki/Canada_Goose
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Canada Goose Subspecie ... The following guide to Canada Goose sub-species is copied nearly word for word from "Pacific Northwest Goose Management" the publication produced by ODFW and WDFW and given to goose hunters during their course in goose identification, now required to get a goose hunting license.
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www.pacifier.com/~mpatters/bird/cago.html
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