just lined a good friend o mines first x collie greyhound, the bitch 23", does the job well day n night...this bitch has endless stamina, good feet n good strike n coming into her 4th hunting season, cant fault this bitch on anything she does...this is berti's 9th line n 3rd line from this site, also lined davidloydds n bendrovers bitches from here, berti is a first x whippet greyhound 24",this dog would take all quarry day n night, large n small pre ban of course...