You could also bait a live trap with the bodies and then you have a clean shot for a quick and humane kill for the fox... just a suggestion.
If you shoot like I do, that would be the most humane way to dispatch the fox - humane trap first, then a quick shot to the back of the head.
If you shoot like I do, that would be the most humane way to dispatch the fox - humane trap first, then a quick shot to the back of the head.