Habitat destruction is a welfare issue on a global scale, as wild animals lose the environments they need to survive.
Then came Peter Singer’s Animal Liberation (1975). Singer argued that the capacity for suffering, not intelligence or race, is the moral currency. He didn't necessarily argue that a chicken has a "right to vote," but that its suffering is as real as a human's. The Importance of Animal Welfare and Rights: A
The bridge between these two schools of thought is . Modern science has proven that many animals—not just mammals, but birds, cephalopods (like octopuses), and even some insects—possess the capacity to feel pain, joy, and boredom. Legislative Progress : Many countries have made significant
The end of animals in entertainment, such as circuses or marine parks. Legal standing for non-human animals in court. The Intersection of Science and Sentience Biodiversity Loss: Habitat destruction is a welfare issue