it happens sometimes i have an 11 month old jrt and hes bursting ditches open hes caught 3 himself and flushed a few for my lurcher my girlfriend got a pup for my young one a lovely pup but he wouldnt take a rabbit out of a pot and i has him out with my pup a lot as for bushing id be better off trying myself,they either have it or they dont not really much you can do about it