Who is Fritzi from Collected Short Stories Volume Three and what is their importance? W._Somerset_Maugham English & Literature Fritzi | Collected Short Stories Volume Three

Fritzi is the dog in the story "The Traitor." He is a purebred who belongs to Mr. and Mrs. Caypor. At the end of this short story Fritzi howls a long mournful howl as if he realizes his master is dead.