You're simply ignoring the argument. YOU are human. That's what makes humans special. If we were frogs or ducks, we would consider frogs or ducks to be special

You're simply ignoring the argument. YOU are human. That's what makes humans special. If we were frogs or ducks, we would consider frogs or ducks to be special, respectively. If you are making a comment about physics, that's fine, except then there is no SHOULD, but only IS. Should is a construct that exists within a society. Since we are humans, our shoulds only hold within human society.