Had plenty rats with kc whippets from work race coursing n show an non ped. In the right hands some can more than take plenty in few hrs best number from a chicken shed pulled out on skis leaving the shit 25 yrds from any buildings n ditches was over 300 in a few hr none got away 4 whippets 3 terriers worked together , worked them with ferrets plenty other times out by the feeders in game cover great days , like any other breeds on rats some can be real good at the game it helps if they see plenty to make the call tho , the thing with getting a pup from racing stock ped or non ped is they