Is Personhood Sufficient to Decide These Cases?

I was a little bit confused about if you decide that personhood as a member of a moral community isn't sufficient to decide these cases, what keeps us from choosing other criteria? We already do this like with dogs and cats. Dogs and cats have special dispensation for, just say they're arbitrary reasons, but they have mammals in general have more rights in our relative to our moral community than spiders and ants do. And so I think that all she has done in that article, she's another one that she kind of developed, but let me take a stab at this. Let me be a philosopher here for a minute. It seems silly to conflate it the way a new man does