my pet theory is they don't actually stand up on their back legs and talk to each other when their humans aren't home. I imagine they stay pretty much the same

What A fool you are. I'm a god. How can you kill a god. What a grand and intoxicating innocence. How can you be so naive? There is no escape. No recall or intervention can work in this place. Come, lay down your weapons. It is not too late for my mercy.
my pet theory is they don't actually stand up on their back legs and talk to each other when their humans aren't home. I imagine they stay pretty much the same