I was in Cape May on Monday, and saw a similarly large flock of tree
swallows, first gathering, then murmurating like starlings. I did not try
to estimate numbers.
Here's a lousy iPhone video clip, barely hinting at the scale:
https://www.facebook.com/suan.yong/videos/10210920362223036/
Suan
Ooops. No "American" in those tree swallow. Just tree swallows, and maybe
they were Canadian, anyway. Sorry about that slip of the keyboard.
On Fri, Sep 30, 2016 at 4:22 PM, Karen Edelstein wrote:
> Joe Wetmore and I just returned from several days in the Provincetown, MA
>