Pack rat nests...  all those little rodents have lights.

Bill

----- Original Message -----
From: "Gary Shea" <shea@GTSDESIGN.COM>
>
> You know, I'm going to have to look more closely for those light-bulb
> sockets.  Usually I just don't see them I guess.  I'm guessing in the
> desert they must be under some kind of panels built right into the
> rocks, and in the woods they're probably carefully camouflaged under
> little trap doors in the sides of the trees?