I know what your saying mate, and with ANY living thing, there will be exceptions, no hard and fast rule. I think there will be some lurchers that you could call off, but i think most of tose would have a healthy dose of herding blood in them, and then i think it would be very situational, rather than a sure thing.
Now spaniels are a million miles away, and like you said it's due to training. The spaniels we have had here, could flush 1000 rabbits, and never take one half inch step forward in their pursuit, once flushed. They hunted with precision, at a set distance in front and to each si