https://www.gamespot.com/articles/yes-far-cry-5s-dog-boomer-is-a-very-good-boy-ubiso/1100-6457758/

Dog companions in video games are nothing new, but that doesn't mean having Boomer--one of Far Cry 5's many optional AI allies--around is any less enjoyable. You might also be wondering whether or not he is, in fact, a good boy, and luckily we have an official answer, courtesy of Ubisoft's support site.