hi guy ive jst bought my self a 6 month old bedy whippet x collie grey hound pup was owt ferreting the other day any brought it two droppers back nw when i let da first 1 go he cahased it 4 bwt 10 seconds den stopped and the next 1 let off a bit closer he didnt even look at it and now he isnt even showing anyinterest for anyfing advice wud be greatly appriciated