i think all dogs are diffrnet and different breeds just take that little bit longer to mature anyway like i got a sal grey and its taken him 2 years nearly to calm down and stop bein childish but u do notice a big change in them though ,its cause ur used to seein them mess around and play up its a shock [bANNED TEXT] they just stop like mine wont play hardly ever now all he does [bANNED TEXT] weir out on a walk is constantly hunt on bush and pick up scent, but the only anoyin thing is u cant get his attention [bANNED TEXT] he got a scent . does he let u pick up the kill ?