On Fri, 05 Dec 2003 23:54:49 +0000 (GMT), "Dave Liquorice"
wrote:

Since we started the transportation of our "visitors" 4 miles up onto
the fell tops we don't see them again. Our first ones where mid
October, about half a dozen or so, haven't had one for weeks now.
Previously, when we released at the bottom of the paddock, it would 3
or 4 per week nearly all winter...

Could be that you are bumping them off anyway. Maybe they are making
their way back to your place and on the way get confronted by some
wild animal looking for its lunch.....

PoP