St. Charles county MO.  Madison county (the wall) IL.
 
Here a pale 1st cycle Thayer's type atop the wall:
http://i29.photobucket.com/albums/c281/bilrudn/1-10-09l.jpg
It's on the large end if it's a Thayer's:
http://i29.photobucket.com/albums/c281/bilrudn/1-10-09m.jpg
Here maybe the same gull from the spillway:
http://i29.photobucket.com/albums/c281/bilrudn/1-11-09f.jpg
http://i29.photobucket.com/albums/c281/bilrudn/1-11-09h.jpg
 
Here another 1st cycle large gull
with a dark-tipped bill and long wing projection:
http://i29.photobucket.com/albums/c281/bilrudn/1-10-09i.jpg
http://i29.photobucket.com/albums/c281/bilrudn/1-10-09j.jpg
 
A 3rd cycle Herring, muddy greater coverts; black on tertial crescent:
http://i29.photobucket.com/albums/c281/bilrudn/1-10-09e.jpg
and of course the pied tail:
http://i29.photobucket.com/albums/c281/bilrudn/1-10-09c.jpg
 
Here a adult Thayer's on the wall with a short P10: (I think)
Here another adult Thayer's on the wall Sat.:
 Looks a shade darker, accenting the tertial crescent:
 
Our wintering 1st cycle Glaucous:
 
Bill Rudden
St. Louis
 
 
 
 
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The Audubon Society of Missouri's Wild Bird Discussion Forum
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