I have a .17 HMR but it is rarely used. It is defo a marmite calibre , I have seen it perform really well but on other occasions perform poorly. I have only shot half a dozen foxes with it , some dropped on spot but others ran. I have also shot rabbits and hares with it that weren't dead . If I am going rabbit shooting I take the .22LR and only take the HMR on spots where I might meet Charlie...