Some philosophers propose a . For example, animal welfare can be a pathway to rights by raising the moral status of animals over time. Historically, welfare reforms (e.g., banning bear-baiting) preceded shifts in moral perception. Conversely, rights provide the ultimate normative goal that guides long-term welfare standards.

The arc of the moral universe is long, but it bends toward inclusion. Two centuries ago, the law allowed the torture of cats and dogs for entertainment. One century ago, laboratory animals were considered "animated tools" with no legal standing. Today, several countries have recognized animal sentience in their constitutions.

is a philosophical position that rejects the status of animals as property altogether. The rights advocate asks: “Do we have the moral authority to use a sentient being for our purposes at all?” This is a philosophy of abolition. It opposes the use of animals for food, clothing, research, or entertainment, regardless of how "humane" the conditions are.