Originally Posted by rlg94086
A cetacean won't ever be a person, so I don't see how it is relevant. Is it determined based on intelligence? Are we then going to create an IQ cut-off to determine who a person is?
Honestly, I don't know. I think it involves some philosophical considerations which I haven't dug into. What I am getting at, though, is what distinguishes humans as persons versus intelligent social animals (e.g. dolphins and whales) as persons? It is a potentially useful argument for the pro-life movement.