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2023-09-13
Navoi region, Aqtau-Tamdu reserve |
© Maksim Mitropolskiy
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Adult Asian Desert Warbler in spring plumage has pale-sandy-brownish or buff-greyish upperparts. Flight feathers are brownish with pale edges which is narrow in primaries and broad in outer webs of secondaries. Uppertail is slightly rusty. Central tail feathers are buff-rusty, outer ones are white with brown spot on base of inner web; second outer pair is brown with whitish outer webs and tips; other tail feathers are dark-brown. Throat, breast and belly are off-white with brownish breast-flanks and buffy body-flanks. In fresh autumn plumage upperparts are more buffy; pale edges of flight and tail feathers become broader and more buffy. Juveniles in breeding plumage are slightly paler than adults. Legs are yellowish-grey, bill is yellow-horn, brownish on tip; eyes are whitish-yellow on adults and cloudy-yellow on juveniles. Sizes: male wing 54-61, tail 45-53, tarsus 17-19.5, bill 6.5-8.5 mm; female wing 53-57.5, tail 44.5-50.5, tarsus 17-19, bill 7-8 mm. Weight 7.9-10.1 gr.
"Птицы Казахстана" том 4. "Наука", Алма-Ата. 1972.
