If they are in the house the warmth of the house is the right tempature for sustaining the life cycle.  I have been stung by a hornet in the winter. It was in my bedroom where it was nice and warm.   68 degrees is the magic tempature.
 
--
Sorrow looks back, worry looks around, but faith looks up.
Karen Carter
Class of '74
 
-------------- Original message --------------
From: Phil Scovell <[log in to unmask]>

> Would somebody please tell me why the dad blamed flies are still alive when
> Denver has already been to zero degrees and had several inches of snow?
> I've just about had it up to here with flies this season. It's almost
> Christmas, for crying out loud.
>
> Phil.