Photograph Credits Grateful thanks to the following people and companies for permission to use their photos. Fin6.comBetty ChuFastilyNew Zealand Sheep Breeders AssociationWolf CollegeFir0002Erica PetersonUnited States Department of AgricultureJosh RRobin TaylorD.328Charles EssenKeith WellerPongratzWalther Otto MülleriStock photoWest End WensleydaleAdelaide Walker TweetSharePin0 Shares