. How to know the ducks, geese and swans of North America, all the species being grouped according to size and color. Ducks; Geese; Swans; Birds. 56 DUCKS, GEESJ: and swans of north AMERICA. AYTHYA HARILA NEARCTICA Stejn. American Scaup Duck. Adxdt iiuik': Head and neck and upper , black, showing greenish reflections; back, grayisli wliite, delicatelj^ Uued witli tine, wavy lines of black, giving it a grayish appearance; speculum, white; under parts, white, the lower Ijelly showing grayish tinge. Length, 19; wing, ; tarsus, ; bill, 2. -UiuU female: Pa
. How to know the ducks, geese and swans of North America, all the species being grouped according to size and color. Ducks; Geese; Swans; Birds. 56 DUCKS, GEESJ: and swans of north AMERICA. AYTHYA HARILA NEARCTICA Stejn. American Scaup Duck. Adxdt iiuik': Head and neck and upper , black, showing greenish reflections; back, grayisli wliite, delicatelj^ Uued witli tine, wavy lines of black, giving it a grayish appearance; speculum, white; under parts, white, the lower Ijelly showing grayish tinge. Length, 19; wing, ; tarsus, ; bill, 2. -UiuU female: Patch at the base of the bill, white or gi-ayish white; rest of the head and neck, breast, and upper back, l)rowuish; bellj^, white; speculum, white. Length, ; wing, ; tarsus, ; bill, 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 Cory, Charles B. (Charles Barney), 1857-1921. Boston, For sale by Little, Brown & Co.
Size: 1499px × 1668px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, booksubjectbirds, bookyear1897
