It’s true when we discuss the animal welfare with a viewpoint of ethics and morals that what we put emphasis to is the human’s moral duty to animals, treating the animal kindly. To transform the human moral duties to animals into the legal obligations, usually called the animal morals legalization, is the essence of animal legislation. The animal welfare legalization should receive many limits in protecting animals, which means that only the basic animal morals which has been accepted and abided by the soci...