Perhaps to molt?
Bob obrien

On Monday, September 4, 2017, Ian Paulsen <birdbooker at zipcon.net> wrote:
> HI:
> The gull has been refound at the nearby nude beach.
>
> sincerely
> --
>
> Ian Paulsen
> Bainbridge Island, WA, USA
> Visit my BIRDBOOKER REPORT blog here:
> https://birdbookerreport.blogspot.com/
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