In a message dated 3/2/2006 9:18:44 AM Eastern Standard Time, 
 writes:

> Jay Keller is a frequent poster on that list serv across the river, and 
> presumably knows what he's talking about

And may I add that Jay Keller's keen ears picked up on the call of a 
Brown-headed Nuthatch at Occaquan Regional Park a few months back, a first for 
Northern VA, and a bird subsequently seen by many delighted birders from both sides 
of the Potomac.

Ralph Wall
Great Falls, VA