. The water birds of North America [microform]. Birds; Water-birds; Oiseaux; Oiseaux aquatiques. — THE DUCKS — MEKdUS. 113. i''iiiiii/f\ (the latter rauuli longer tlmn in the male) more brown, tlie lores Upper hidf of tiie liead, witii nape, reddish brown, more reddish on the nape, where encroach- ing on the sides of tlie neck ; re- iiaiiiiiig upjier parts hair-brown or grayish uudier, relieved by four white spots, one on the posterior border of each wing, and one on each side the runi|>; lower parts white ; a strijie on the lower half of the lores, run- ning back beneath the eye,
. The water birds of North America [microform]. Birds; Water-birds; Oiseaux; Oiseaux aquatiques. — THE DUCKS — MEKdUS. 113. i''iiiiii/f\ (the latter rauuli longer tlmn in the male) more brown, tlie lores Upper hidf of tiie liead, witii nape, reddish brown, more reddish on the nape, where encroach- ing on the sides of tlie neck ; re- iiaiiiiiig upjier parts hair-brown or grayish uudier, relieved by four white spots, one on the posterior border of each wing, and one on each side the runi|>; lower parts white ; a strijie on the lower half of the lores, run- ning back beneath the eye, white ; below this a narrower stripe of deep brown, from the rictus back to the a'.iricular region; a wide stripe, occupying the upper half of the lore, from the l)ill to the eye, lilackisii brown, this separated from the und)er of the f irehead by a very indistinct streak of brownish white or pale brown. Ailiilt male: Total length, about 27 inches, extent, lU) ; , 1(>..")); culmen, ; tarsus, l.!)() ; nuddle toe, Adult/antde: Total length, about 24 inches, extent, 34 ; wing, !).(i0-!).;) ; culmen, ); tarsus, ); niiildle toe, ;) We can perceive no dilferiMice of coloration lielween American and Huro})ean specimens of this , further than tiiat adult males of the former have the black at the base of the greater wing- coverts ex|iose(l, so as to form a very band about half way across the wing, while in those of the latter this black is entirely concealed by the overlying miildle coverts. There is, however, a dill'erencc in the proportions of the bill in the two forms which may prove of .specific importance. In the females, this diil'erence in the bill is the oidy obvituis distinguishing character. The Noi'tli Amorican (JoosiiiuU'r hears very rloso roscinblanco to tho European I'orni, and by the two are regarded as being the same species. It is generally km)wn
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectbirds, bookyear1884
