Assuming it is the same bird, I can't help but wonder if the bird shown in
the photos here isn't a Glaucous-winged X Glaucous hybrid?
http://ebird.org/ebird/view/checklist?subID=S12716613
Overall it looks pretty pale, has some pink showing through on the basal
2/3 of the bill, and has fairly
Corporation for Atmospheric Research
Boulder, CO
From: Paul Hurtado paul.j.hurt...@gmail.com
To: CObirds cobirds@googlegroups.com
Sent: Friday, January 25, 2013 2:23 PM
Subject: Re: [cobirds] glaucous-winged gull at Teller 5, Boulder
Assuming it is the same
Birders,
Bill's post reminded me about an experience I had this past weekend when I went
to study the gulls at Teller #5. As I drove up, I could see a large
concentration of birds on the lake bed eating the dead fish (grass carp, I
think. Probably some catfish, too). But as soon as I started
