Ears back crouching low. He's a study in submission.
A role model?
A "study" of something is an excellent example of something.

If you study person/thing doing this "something," you will have an excellent idea of what that something looks like/is/how it behaves.
Teachers: We supply a list of EFL job vacancies
Thanks, Barbara!
BTW nice photo. That really you?
Thanks, but I assure you, if I were going to use someone who was NOT me, I would have chosen someone 10 years younger and 20 pounds lighter. Emotion: happy