This test consists in evaluating the dog's responses and level of interaction with his owner. (k9puppydogs.com)
This breed thrives on interaction with their owners and, like almost all smaller dogs, they will not do well in a home where they are not given enough attention and love. (second-opinion-doc.com)
Not only do heavier dogs and cats have less interaction with their owners, but they also tend to live shorter lives. (animalbehaviorcollege.com)