Comprehensive Guide to Boreal Birds

 
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Carpodacus purpureus

An estimated 46% of the species' North American population breeds within the Boreal Forest.

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Loxia curvirostra

An estimated 9% of the species' North American population breeds within the Boreal Forest.

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Loxia leucoptera

An estimated 85% of the North American population of White-winged Crossbill breeds in Canada's boreal forest. 

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Passer domesticus

An estimated 9.0% of the species' North American breeding range lies within the Boreal Forest.

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