I see it could be two ways. One: the big dog is very kind and left the big bed for the pup. Two: the pup went on the big bed and left the small bed for the big dog. In that case, if I was the big dog, I would just lay on the small dog (or around it).
Pet Cat Dog Travel Mug Blue Pink Color Water Bowl Bottle Outdoor Walking Hiking Gift
Because he has three German Shepard dogs on his bed while he is sleeping! (German Shepards are very protective and smart, they are police dogs!:) my dog is as small as a Chiweawa and she is as protective as these three German Shepards.