. Birds in Kansas. Birds -- Kansas Identification. An adult Redhead (Aythya americana). Photograph by Bob Redhead Aythya americana (Eyton) Status: The Redhead is a common transient statewide, is uncommon in winter, and is rare to casual in summer. Period of Occurrence: Extreme dates for transients are from 8 February to 20 May and 26 Sep- tember to 5 December. Migration peaks are in mid-March and from mid-October to mid- November. Breeding: Redheads were first recorded nesting at Cheyenne Bottoms about 1928 and since 1962 have bred there regularly; peak numbers were in 1972. Thirty rec
. Birds in Kansas. Birds -- Kansas Identification. An adult Redhead (Aythya americana). Photograph by Bob Redhead Aythya americana (Eyton) Status: The Redhead is a common transient statewide, is uncommon in winter, and is rare to casual in summer. Period of Occurrence: Extreme dates for transients are from 8 February to 20 May and 26 Sep- tember to 5 December. Migration peaks are in mid-March and from mid-October to mid- November. Breeding: Redheads were first recorded nesting at Cheyenne Bottoms about 1928 and since 1962 have bred there regularly; peak numbers were in 1972. Thirty recent clutches were found between 15 May and 11 July, and seven broods from 11 June to 23 July. Summering birds reported elsewhere may have been injured. The nest is placed in a marsh near or over water and is a substantial bowl of reeds lined with down. The 10 to 15 eggs are pale olive buff to creamy buff. Downy young are pale olive brown above and yellow below. The nail at the tip of the bill is broad. Habits and Habitat: Redheads are highly gregarious and often occur in huge rafts on open water, especially on the larger reservoirs. Birds. 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 Thompson, Max C; Ely, Charles A. (Charles Adelbert), 1933-. Lawrence, Kan. : University of Kansas, Museum of Natural History : Distributed by University Press of Kansas
Size: 2203px × 1134px
Photo credit: © Library Book Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookcollectionbiodiversity, bookcontributorharv
