hi my 6month old saluki x grey x bull x grey has got somthing up with his back left leg he keeps on limping on it its bin like it awhile now he dosent seem to be in any pain when i move his leg about he runs on it ok and he stands with it of the ground somtimes to i have gave him plenty of rest thinking it could just be a pull or sprain one guy said there was notthing up with him and it would go away but i would like to have a second apinion atb flinty