Andy,

Sounds a lot like a Woodcock display to me.

Jay Keller

-----Original Message-----
>From: Andy Martin <>
>Sent: Mar 3, 2008 6:08 PM
>To: 
>Subject: [MDOSPREY] night recording over Gaithersburg, 3/3/08
>
>With winds light and out of south last night/early morning, I put my 
>microphone out from 11:30 pm to 6 am to check for nocturnal flight 
>calls. Pretty sparse but did get a couple Ring-billed Gulls, a Tundra 
>Swan, a Killdeer and 3 possible Song Sparrows.  Also picked up a strange 
>fast twitter which I posted at
>http://nightmigrants.com/_mgxroot/page_10824.html
>Have no idea what it might be.  Maybe some local resident disturbed off 
>the roost.
>
>Out of curiosity, I also recorded on the nights of Feb 15 and 21 but 
>(and not surprisingly) picked up no avian calls only planes, trains, and 
>automobiles.
>
>Andy Martin
>Gaithersburg
>
>