I agree with Terryd and Jimbo 201289. You have to work with your dogs particularly with terriers in my experience. As jimbo says, they can run off their nose, never looking up or around and being fairly headstrong, it can be frustratingly difficult to break this. I have 5 terriers at the moment and we work well as a pack, me included as the spotter! And as Terryd says, if you shout a command like "rabbit" or one of your own commands and run in the general direction, the dogs will get to know what to do eventually, especially if they get a few rabbits. I know this works because my oldest two do