And as Professor John Webster, who's an eminent veterinarian who studied farmed animals, says, this is the single most severe and systematic cruelty that we inflict on non-human animals because there are so many of them.
Dice el profesor John Webster, un veterinario eminente que estudió animales de cría, que este es la única crueldad más severa y sistemática que infligimos en animales no humanos porque existen tantos.