Don't give up on him just yet mate.. I have a whippet x bitch 19"tts little racey fast bitch. Had her out back end if last season (her 1st) thinking she would Hoover the rabbits up being so quick and nimble, to my Suprise she was getting straight lined and over shooting when turning. Many people would have wrote her off but I stuck with her gave her a few squatters, walking right on to them then slipping her. After a while the penny dropped and she now uses her gears, can turn on a six pence, retrieves live to hand and dosent miss a lot at all. It's all about building the dogs confidence up, I