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Theoretical Frameworks:

Another influential philosopher, Peter Singer, argues that animal welfare and rights are interconnected and that animals have a moral status that should be taken into account. Singer contends that the capacity to experience pleasure and pain is a crucial factor in determining moral status, and that animals have a similar capacity to humans. He argues that speciesism, or the idea that humans are superior to other species, is a form of discrimination that is morally unjustifiable.

Legal Protections:

The Animal Welfare Act (AWA) sets minimum standards for animal care in research and transport, though it often excludes agricultural animals. Animal Rights: The Focus on Liberty Animal Welfare Act | National Agricultural Library - USDA

"Animal Welfare and Social Decisions"

(Ecological Economics): Questions the anthropocentric assumption that only human well-being counts and proposes models for including animal welfare directly in economic public decision-making.