i lose a few to old brock, couple to 2 legged thieves the lawnmover is a good threat aswell, on one golf course one greenkeeper never looked where he was going, ran over my stake and trap, replaced the trap and stake but with a metal stake, 3rd time i went the mower was in the workshop getting new blades as he went over my metal stake, never lost a trap after that. buy cheap buy twice with traps