On first contact with our Great Ape cousins, we dressed them in clothes, gave them beds to sleep in and even took them for tea with the King.
They were people.
We are so close that a rat and a mouse are ten times as different from one-another as a Human and a Chimp. We will seem closer still when Super Intelligent AIs raise the cognitive bar and humans join the other animals as uncanny innocents.
Read how it plays out in @SingularitysChildren my new Novel