. A history of British birds . he paler brown on the margins tinged with rufous;quill and tail-feathers as in the male; under surface of thebody nearly white. Under date of 10th February, 1885, Mr. Cecil Smithwrites to the Editor :— My old hen Wigeon is now innearly full male plumage, except that the white patch onthe forehead has not yet developed itself; but she retainsher female voice, and is very jealous of the other femaleswho are not quite so old as she is. The young male birds of the year are, for a time, inplumage resembling that of the females. The downy nestling of the Wigeon may be
. A history of British birds . he paler brown on the margins tinged with rufous;quill and tail-feathers as in the male; under surface of thebody nearly white. Under date of 10th February, 1885, Mr. Cecil Smithwrites to the Editor :— My old hen Wigeon is now innearly full male plumage, except that the white patch onthe forehead has not yet developed itself; but she retainsher female voice, and is very jealous of the other femaleswho are not quite so old as she is. The young male birds of the year are, for a time, inplumage resembling that of the females. The downy nestling of the Wigeon may be distinguishedby the warm rufous tint of the cheeks and throat, and theabsence of any loral streak ; the upper parts are, moreover,of an almost uniform brown, with hardly any signs of lightbars on the pinions. The tube of the windpipe in the adult male Wigeon isabout six inches in length, and nearly equal in diameterthroughout; the form of the bony enlargement and thedepending bronchial tubes as figured in the vignette A NSERES. AMERICAN WIGEON. 403 ANATID^E.
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Keywords: ., bookauthorsaun, bookcentury1800, bookdecade1870, booksubjectbirds
