tag:blogger.com,1999:blog-8723269882919206612.post3465289317979670304..comments2009-10-30T00:57:15.452-04:00Comments on Sibley Guides Notebook: More on identification of Greenland White-frontsUnknownnoreply@blogger.comBlogger5125tag:blogger.com,1999:blog-8723269882919206612.post-28351976596499724892009-05-06T00:06:00.000-04:002009-05-06T00:06:00.000-04:00Great post!
Every single piece of details are ther...Great post!<br />Every single piece of details are there!<br />Thank you for sharing!Helen "Philippines Information Technology" Carryhttp://www.letithelp.org/noreply@blogger.comtag:blogger.com,1999:blog-8723269882919206612.post-39395129023890767362008-11-28T04:24:00.000-05:002008-11-28T04:24:00.000-05:00James,thanks!Yes, you are absolutely right, the re...James,<BR/>thanks!<BR/>Yes, you are absolutely right, the rest of the bird's features are in accordance with the author's description. <BR/>This is why the clearly pinkish bill is especially remarkable: it implies that maybe, even flavirostris may show a pinkish bill (depriving us of what is generally regarded as the most significant field mark) or that possibly, though I'd like to stress that I Jochenhttps://www.blogger.com/profile/10852825311605464857noreply@blogger.comtag:blogger.com,1999:blog-8723269882919206612.post-39994684746709047002008-11-26T11:09:00.000-05:002008-11-26T11:09:00.000-05:00Jochen,You raise a great point. I have the article...Jochen,<BR/><BR/>You raise a great point. I have the article you reference and would agree with your comments on bill colour and shape. Wouldn't you say though, that the plumage features agree with the author's comments and match what he's describing for flavirostris?<BR/><BR/>And a Question for you. How do you know that the pink-billed bird is an adult male? <BR/><BR/>Best,<BR/><BR/>JamesJames P. Smithhttps://www.blogger.com/profile/10651871438764429809noreply@blogger.comtag:blogger.com,1999:blog-8723269882919206612.post-58899857563748192972008-11-26T09:25:00.000-05:002008-11-26T09:25:00.000-05:00Birding World, Volume 14 Number 3, pages 103 - 105...Birding World, Volume 14 Number 3, pages 103 - 105.<BR/><BR/>On plate 1, the relevant bird is the one looking away from the camera (how convenient), on plate 2 it is the left of the two barely visible heads and on plate 4 it is in plain view.<BR/>Compare the bill colouration on plate 4 to the colouration of the feet.Jochenhttps://www.blogger.com/profile/10852825311605464857noreply@blogger.comtag:blogger.com,1999:blog-8723269882919206612.post-60224026336549514772008-11-26T09:18:00.000-05:002008-11-26T09:18:00.000-05:00The problem with this species (or these?) is that ...The problem with this species (or these?) is that birders usually only know them from and study them on their wintering grounds where it is very hard to judge if an odd-looking bird is of the same population and just showing the amount of individual variation or really a stray bird from another population documenting the species' geographical variation.<BR/><BR/>As with winter gulls, we can try Jochenhttps://www.blogger.com/profile/10852825311605464857noreply@blogger.com