. The Canadian field-naturalist. Mountain Bluebird; scale, 5 Male Female y^^^'^v.,^^"?-. Cowbird; scale, 5 Male Female. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Ottawa Field-Naturalists' Club. Ottawa, Ottawa Field-Naturalists' Club

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Size: 1970px × 1269px
Photo credit: © Book Worm / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookauthorottawafieldnaturalist, bookcentury1900, bookdecade1920