My mate and me got two first cross grey/beddys from heart break fell kennels nearly twenty year ago, they were small [ 22in, 23in ] and not the quickest, but due to there great nose work they often put up game that they were never going to catch in a million years and never once did they open up. The one at 23in, my mates dog lined a whippet and all the pups we seen working from that litter were mute, we later found out the whippet they used screamed like a banshee on everything. The biggest dog from that litter went on to line a greyhound and a grey/bull and all the pups from those litters th