On Fri, Aug 06, 2010 at 07:44:07PM -0400, frank theriault scripsit:
> Okay, maybe not "thousands", but that almost solid line just below the
> trees is (believe it or not) a line of cormorants skimming across the
> water:
> 
> http://knarfdummyblog.blogspot.com/2010/08/five-swans-and-thousands-of-cormorants.html
> 
> I've seen them skimming like that in the dozens, maybe even up to 50
> or so, but never like that.  Any idea what they're up to when they do
> that?  It looks like they're just doing it for the fun of it!

It's the start of fall migration, and they're practising flocking,
probably.

You get substantial groups flying out to feed together, but that's a
migration-scale flock.

-- Graydon

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