Some bull cross run better [bANNED TEXT] abit of weight some lighter just depends on the dogs night hunter but u can have a dog as fit as it can b an not have its pins showing after a nights lamping or day work ya can see the dogs pin but as i z befor if its a running dog your after hav it light with the pins my 2 arnt going to be worked on heavier game bulls arnt realy for running hares or rabbits alday an night bit of weight behind them goes along way