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R. G. Frey on the Principle of the Equal Consideration of Interests

Animal Ethics

According to Singer , the principle of the equal consideration of interests 'requires us to be vegetarians'. Interests arise, Singer contends, from the capacity to feel pain, which he labels a 'prerequisite' for having interests at all; and animals can and do suffer, can and do feel pain.

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H. J. McCloskey on Animal Rights

Animal Ethics

If, for instance, it is determined that gravely mentally defective human beings and monsters born of human parents are not the kinds of beings who may possess rights, this bears on how we may treat them. If animals have rights, the case for vegetarianism is prima facie very strong, and is comparable with the case against cannibalism. (

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Moral Vegetarianism, Part 3 of 13

Animal Ethics

For an explanation of this feature, click on “Moral Vegetarianism” at the bottom of this post. Most moral vegetarians list fish and fowl as animals one should not eat. Vegan vegetarians who eat only vegetables, fruit, and nuts do not completely remove all microorganisms from their food, even with repeated cleaning. KBJ: Nothing.

Morals 40