The bedrock of animal welfare science relies on the , originally formulated in the UK in 1965 and refined globally:
Is a chicken a walking egg machine, or a sentient being with a complex social hierarchy? Is a pig a pork chop on legs, or an animal smarter than a toddler who plays and dreams? The science overwhelmingly supports the latter. While society may never agree on whether to give a cow a right to vote, we are rapidly converging on the undeniable fact that a cow has a right to not be tortured . zoo porn bestiality amateur pro retro dog horse link