As to the actual intensity of pain felt by animals, let us take each of the five senses. When compared to humans, most of these senses are far more a… - William Brown

When considering the extent of an animal’s capacity for suffering, it is impossible to draw a distinct line between domestic animals and so-called vermin. Such a line is purely a matter of sentiment. The fact remains that all vertebrate animals are highly sensitive.

Every form of cruelty—whether it be trapping, hunting, the working of ponies in mines, or the practice of vivisection—casts a slur on humanity. These actions demand our attention if we are to make progress as a truly humane society.

While some animals are protected by law, far too many still remain outside the pale of such protection. And so, I ask: should not their capacity to suffer be the measure of their right to be protected? This is not a plea for charity but for justice—a right that must be claimed.