" For 10 points, identify these beings whose "Liberation" is the aim of a book by Peter Singer.
These entities are the primary philosophical subject of Tom Regan, and the eponymous "Issue" of these entities is the subject of a book by Peter Carruthers, who argues that these entities generate no direct moral claims. In a paper titled "Thought and Talk," Donald Davidson used an intensionality test to argue for the absence of propositional attitudes in these entities. Christine Korsgaard has argued for a moral duty towards these entities, in contradiction to Kant's position in a section Lectureson Ethics that we have only "indirect duties" towards these entities. The actions of these entities should always be interpreted in terms of lower-level rather than higher level cognitive functions according to Morgan's canon, and an argument in favor of granting these beings additional rights is known as the "argument from marginal cases." A 1975 philosophical work regarding these beings makes a utilitarian case for their rights partly based on the affirmative answer to Bentham's question "Can they suffer?" For 10 points, identify these beings whose "Liberation" is the aim of a book by Peter Singer.
These entities are the primary philosophical subject of Tom Regan, and the eponymous "Issue" of these entities is the subject of a book by Peter Carruthers, who argues that these entities generate no direct moral claims.
animals