yes that can happen ,but I'd say a generation bred coursing dog with 30 years breeding will (all things being equal) be better at the job it was bred for than a dog bred from 2 unknown qualities ,on the balance of probability,dont you think?well the breeding in that dog my mate had was off real top stuff stuff this I wouldn't want to say incase it starts a silly argument but it just goes to show all the breeding and the money people pay don't mean squat if the dog hasn't got it up stairsno I agree ,but there will be dogs that don't do the job ,and bringing on, genetics, and fitness plays as mu