As the daughter of a Veterinarian and a huge dog lover, my opinion on dogs agrees with many others who place them in a special category since they are such loving and giving animals.
Dogs Are People, Too
By Gregory Berns
https://www.nytimes.com/2013/10/06/opinion/sunday/dogs-are-people-too.html
Dogs Are People Too: The Practical Guide to Understanding and Training Your Dog (because you're more alike than you think!)
https://www.amazon.com/Dogs-Are-People-Too-Understanding/dp/1506901859