[Maine-birds] Fwd: Bonaparte's and Black-headed Gulls?

It turns out they are Juvenile LAUGHING GULLs, and adult Bonaparte's Gull.

Bill Blauvelt

---------- Forwarded message ----------
From: Bill Blauvelt <bil.blauvelt@gmail.com>
Date: Mon, Aug 29, 2016 at 11:51 AM
Subject: Bonaparte's and Black-headed Gulls?
To: maine-birds listserve <maine-birds@googlegroups.com>

I think we saw an adult Bonaparte's Gull and 2 juvenile Black-headed Gulls at the same time at Hills Beach yesterday. I assumed they were all Bonaparte's at the time. When I got home and viewed my pictures I now they are not. Can anyone confirm this for me, or correct me?

Thank you,

Bill Blauvelt

Portland, Maine

https://flic.kr/p/LBEitq

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