late at night a high pitched whistle
that went up in scale ....ending in a quick zippy ending
the only way i can describe it....
sounded like a kids whistle or blowing into an acorn top...
i'm thinking some sort of OWL .....but have no idea....
which one it could be
![Huh](http://www.striped-bass.com/Stripertalk/images/smilies/huh.gif)