Similarly, if a vaccine that saves 10,000 children requires 500 mouse deaths, the welfare advocate does the math (utilitarian calculus) and approves the experiment. The rights advocate rejects the math: you cannot sacrifice the few for the many without violating the few's rights.
Animal Welfare - WOAH - World Organisation for Animal Health bestiality videos of dog horse and other animal free
“The least that a humane and civilized society can do is to minimize the suffering of the animals it uses. The greatest that it can do is to stop using them entirely.” — Adapted from Bernard Rollin & Tom Regan. Similarly, if a vaccine that saves 10,000 children
However, there is hope. We are seeing a surge in "clean meat" (lab-grown) technology that could eliminate the need for livestock slaughter. Dozens of countries have banned the use of wild animals in circuses, and several nations have recognized animals as "sentient beings" in their constitutions. Conclusion The greatest that it can do is to stop using them entirely
To provide you with the most useful paper, I need to know your specific focus. Animal welfare and rights is a massive academic field spanning ethics, law, and science.
This is why the major non-profits (Humane Society, World Animal Protection, ASPCA) focus on welfare reforms. They argue that helping 1,000 chickens by giving them 10% more space is a realistic win. Demanding that the 1,000 chickens be released into the wild is a fantasy that leads to zero change.