Small dog AI can:
-live his own life, walk around, eat, defecate, resting
-if you as main character come closer to the dog, he will focus on you and will wait for your command
-you can press N to make a dog follow you
-if dog is ready for sex and you play as female character, you can press 1 he will lick the pussy, press 0 to stop
Small dog AI
Source: Steam Community (opens in a new tab)